$The mountain studio Ultralight GORE-TEX® down jacket$

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Women

$The Mountain Studio Ultralight GORE-TEX® down jacket$

The Mountain Studio Ultralight GORE-TEX® down jacket

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Features of The mountain studio Ultralight GORE-TEX®

Product description of The Mountain Studio Ultralight GORE-TEX® down jacket

Description summary

Conquer any season with The Mountain Studio Ultralight GORE-TEX® down jacket. Engineered for year-round alpine adventures, this jacket boasts 700 fill power RDS-certified down for exceptional warmth without bulk. Its Pertex outer fabric with PFAS-free DWR repels elements, while the storm hood and multiple zippered pockets keep you protected and organized. Featuring a two-way YKK zipper and diamond quilt construction, this lightweight and packable jacket is your essential companion for changing mountain conditions, easily stowing away in its included pouch

Features:

700 fill power.

Diamond quilt construction.

Two-way YKK Vislon front zipper.

Storm hood.

Two zippered hand pockets.

Two inner pockets.

Zippered chest pocket.

Elastic arm cuffs.

Vertical stripe logo on back.

Lightweight and packable.

Includes a packing pouch.

Materials.

Pertex outer fabric.

RDS-certified down insulation.

PFAS-free DWR (bionic finish).

YKK zippers.

Wash 30 °C.

Do not bleach.

Do not iron.

Do not dry clean.

Dry normal low heat.

Wash easy care.

Use mild detergent only.

Do not use fabric softener.

Wash inside out.

Wash separately.

Wash with fasteners closed.

Tumble dry with some tennis balls.

The D-9 WUL is a lightweight women´s down hood jacket built for year-round use and changing conditions — the kind of jacket you keep close from cold winter days to cool summer evenings in the mountains.

Lightweight and packable, it is easy to bring on any trip and easy to throw on when temperatures drop.

Filled with 700 fill power RDS-certified down, it delivers serious warmth without unnecessary bulk.

A protective storm hood adds coverage when the wind picks up, while two zippered hand pockets, two inner pockets, and a zippered chest pocket keep your essentials organized.

The two-way YKK Vislon front zipper makes it easy to fine-tune comfort on the move.

Made with a lightweight Pertex outer fabric and a PFAS-free DWR finish, it reflects The Mountain Studio´s commitment to Swiss alpine engineering and clean, functional design.

Wear it as a standalone jacket in dry, crisp conditions, or layer it under a shell when the weather turns.

Available in Fudge, the D-9 WUL is a packable staple you will reach for season after season, trusted for warmth, versatility, and everyday mountain use.

Specifications

Manual

Size chart

Technical specifications of The mountain studio Ultralight GORE-TEX®

Features of The mountain studio Ultralight GORE-TEX®

Hood With Hood

Hood

With Hood

Color Brown

Color

Brown

Purple

Features Thermal

Features

Thermal

Waterproof

Windproof

Stretch

Compressible

Gender Women

Gender

Women

Kind of Jacket insulated down

Kind of Jacket

insulated down

Key differentiators

Constructed with a PFAS-free DWR finish for water repellency.

Designed for versatile, year-round use in alpine environments.

Engineered with a waterproof and windproof Pertex outer fabric featuring GORE-TEX® technology.

Features 700 fill power RDS-certified down for exceptional warmth without bulk.

Highly packable and lightweight design that includes a dedicated packing pouch.

Technology in The Mountain Studio Ultralight GORE-TEX® down jacket

Energy rating

Warnings

/ 5

1 Reviews

What our customers are saying about The Mountain Studio Ultralight GORE-TEX® down jacket

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Include AI Generated questions and answers

2026-10-24

Generated by AI and verified

The Mountain Studio Ultralight GORE-TEX® down jacket

Is The Mountain Studio Ultralight Down Jacket packable?

Answer of Generated by AI and verified

Yes, this jacket is designed to be lightweight and packable. It can be easily stowed away in its included packing pouch, making it convenient to bring on any trip.

* Generated by AI based on customer and product data

2026-10-24

Generated by AI and verified

What kind of insulation is used in this jacket?

Answer of Generated by AI and verified

This jacket is insulated with RDS-certified down, which provides exceptional warmth without adding unnecessary bulk. The down has a 700 fill power rating.

* Generated by AI based on customer and product data

2026-10-24

Generated by AI and verified

What materials is the jacket made from?

Answer of Generated by AI and verified

The jacket features a Pertex outer fabric and is insulated with RDS-certified down. The design also incorporates GORE-TEX® technology.

* Generated by AI based on customer and product data

2026-10-24

Generated by AI and verified

How many pockets does this jacket have?

Answer of Generated by AI and verified

This jacket features a total of five pockets: two zippered hand pockets, two inner pockets, and one zippered chest pocket for secure storage of your essentials.

* Generated by AI based on customer and product data

2026-10-24

Generated by AI and verified

Is this jacket waterproof and windproof?

Answer of Generated by AI and verified

Yes, the jacket is designed to be both waterproof and windproof, offering protection from the elements during your alpine adventures.

* Generated by AI based on customer and product data

2026-10-24

Generated by AI and verified

What conditions is this jacket suitable for?

Answer of Generated by AI and verified

This jacket is designed for year-round use in changing conditions, making it suitable for everything from cold winter days to cool summer evenings in the mountains.

* Generated by AI based on customer and product data

2026-10-24

Generated by AI and verified

Can this jacket be used for alpine adventures?

Answer of Generated by AI and verified

Absolutely. This jacket is specifically recommended for year-round alpine adventures. Its lightweight, packable, and weather-resistant features make it a great companion for mountain activities.

* Generated by AI based on customer and product data

2026-10-24

Generated by AI and verified

What kind of cuffs does the jacket have?

Answer of Generated by AI and verified

This jacket is equipped with elastic arm cuffs to help seal out drafts and provide a comfortable fit around the wrists.

* Generated by AI based on customer and product data

2026-10-24

Generated by AI and verified

What is the construction style of this down jacket?

Answer of Generated by AI and verified

The jacket is made with a diamond quilt construction, which helps to keep the down insulation evenly distributed for consistent warmth.

* Generated by AI based on customer and product data

2026-10-24

Generated by AI and verified

How does this jacket's technology compare to the Outdoor Research Helium Down Jacket?

Answer of Generated by AI and verified

This Mountain Studio jacket incorporates GORE-TEX® technology. In comparison, the Outdoor Research Helium Down Jacket Woman is listed with Toray Dermizax™ 2.75L technology.

* Generated by AI based on customer and product data

2026-10-31

Generated by AI and verified

Is this jacket designed for a specific gender or age?

Answer of Generated by AI and verified

Yes, this jacket is designed for adult women.

* Generated by AI based on customer and product data

2026-10-31

Generated by AI and verified

What materials are used for the fabric and insulation?

Answer of Generated by AI and verified

This jacket features a Pertex outer fabric and is insulated with RDS-certified down.

* Generated by AI based on customer and product data

2026-10-31

Generated by AI and verified

Is this jacket easy to travel with?

Answer of Generated by AI and verified

Yes, this jacket is designed to be lightweight and packable. It also includes a packing pouch for convenient storage.

* Generated by AI based on customer and product data

2026-10-31

Generated by AI and verified

What kind of weather is this jacket suitable for?

Answer of Generated by AI and verified

This jacket is designed to be both waterproof and windproof, making it suitable for protection against wind and rain. It is intended for everyday mountain use.

* Generated by AI based on customer and product data

2026-10-31

Generated by AI and verified

How many pockets does this jacket have?

Answer of Generated by AI and verified

This jacket has a total of five pockets: two zippered hand pockets, two inner pockets, and one zippered chest pocket for versatile storage.

* Generated by AI based on customer and product data

2026-10-31

Generated by AI and verified

What type of insulation does this jacket use?

Answer of Generated by AI and verified

This jacket uses down insulation that is certified by the Responsible Down Standard (RDS).

* Generated by AI based on customer and product data

2026-10-31

Generated by AI and verified

What are the key performance attributes of this jacket?

Answer of Generated by AI and verified

The key attributes of this jacket are that it is compressible, offers stretch, and provides thermal, waterproof, and windproof performance.

* Generated by AI based on customer and product data

2026-10-31

Generated by AI and verified

Can I use this jacket for everyday activities?

Answer of Generated by AI and verified

Yes, this jacket is designed for everyday mountain use, making it a versatile option for various conditions, from cold winter days to cool summer evenings.

* Generated by AI based on customer and product data

2026-10-31

Generated by AI and verified

How should I care for this down jacket?

Answer of Generated by AI and verified

For best results, wash this jacket on an easy-care cycle at 30°C with a mild detergent. Do not use fabric softener. Tumble dry on low heat with a few tennis balls to help restore the down's loft.

* Generated by AI based on customer and product data

2026-10-31

Generated by AI and verified

Can this jacket be worn with other layers?

Answer of Generated by AI and verified

Yes, this jacket is versatile enough to be worn as a standalone piece in dry conditions or as an insulating layer under a shell jacket when the weather is more severe.

* Generated by AI based on customer and product data

2026-10-31

Generated by AI and verified

What is the style of the cuffs on this jacket?

Answer of Generated by AI and verified

This jacket is equipped with elastic arm cuffs to provide a snug fit at the wrists and help seal out drafts.

* Generated by AI based on customer and product data

2026-10-31

Generated by AI and verified

How does this jacket differ from The Mountain Studio Ultralight Collar Down Jacket?

Answer of Generated by AI and verified

This Ultralight Gore-tex® Down Jacket is designed as a hooded jacket, while the Ultralight Collar Down Jacket does not feature a hood. Both are part of the same lightweight series from The Mountain Studio.

* Generated by AI based on customer and product data

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Frequently bought together

Best sellers

Use cases

Alpine Hiking & Trekking 90% Fit

Designed for year-round alpine adventures, this jacket offers a great balance of warmth, weather protection, and packability. The GORE-TEX® technology ensures you stay dry, while the windproof fabric shields you from harsh gusts at elevation.

GORE-TEX® waterproof technology,Windproof Pertex outer fabric,Packable design with included pouch,RDS-certified down insulation

Backcountry Ski Touring 80% Fit

This jacket serves as a reliable insulating layer for ski touring, providing exceptional warmth without bulk during breaks or on colder descents. Its packability means it can be easily stowed in a backpack on the ascent to manage temperature.

Exceptional warmth without bulk,Compressible and packable,Stretch properties for mobility,Windproof and waterproof

Multi-Season Mountain Travel 95% Fit

Its suitability for conditions ranging from cold winter days to cool summer evenings makes this jacket a versatile choice for mountain travel. The lightweight, compressible design is ideal for packing, ensuring you're prepared for variable weather without sacrificing space.

Suitable for a wide range of temperatures,Lightweight and compressible,Waterproof and windproof,Multiple zippered pockets for essentials

General Cold Weather Protection 85% Fit

Combining GORE-TEX® waterproofing with RDS-certified down insulation, this jacket provides solid protection against cold, wet, and windy conditions. It's a functional and stylish choice for staying warm and dry during various outdoor pursuits in inclement weather.

GORE-TEX® waterproof technology,Windproof construction,Thermal down insulation,Elastic cuffs to seal out drafts

Best for

Best for Year-Round Alpine Use

This jacket is a great all-rounder for year-round alpine adventures. It offers a balanced design with exceptional warmth from its RDS-certified down, but remains lightweight and packable. The GORE-TEX® technology and windproof construction provide reliable weather protection, while multiple pockets add functional storage for your essentials on the trail.

Based on: primary_use: year-round alpine adventures, Primary technology: GORE-TEX®, Windproofing: Windproof, Primary material: RDS-certified down, Packability: packable, easily stowing away in its included pouch

Ideal for the Eco-Conscious Explorer

This jacket is a solid choice for those who value sustainability. The insulation is RDS-certified down, ensuring responsible sourcing. This commitment to materials is paired with high-performance features like GORE-TEX® waterproofing and a windproof Pertex outer fabric, delivering enhanced comfort and protection for your explorations.

Based on: sustainability_certification: RDS-certified down, Primary technology: GORE-TEX®, Fabric: Pertex outer fabric, Warmth: exceptional warmth without bulk

A Versatile Piece for Urban Winters

With its functional style, this jacket transitions smoothly from mountain trails to city streets. The diamond quilt pattern offers a refined look, while the GORE-TEX® technology ensures you stay dry. It provides exceptional warmth without bulk and is highly packable, making it a versatile and practical choice for changing urban weather.

Based on: pattern: diamond quilt, Primary technology: GORE-TEX®, Warmth: exceptional warmth without bulk, Packability: packable, easily stowing away in its included pouch

Benefits

FunctionalStay warm without feeling weighed down

Engineered to provide significant warmth while maintaining a lightweight profile, this jacket is ideal for active pursuits where freedom of movement is key. The design focuses on delivering thermal performance without adding unnecessary bulk.

Warmth: exceptional warmth without bulk

Primary benefit: exceptional warmth without bulk

FunctionalYour go-to jacket for year-round mountain use

Designed for year-round alpine adventures, this jacket is suitable for a wide range of conditions, from cold winter days to cool summer evenings. Its adaptable nature makes it an essential piece for unpredictable mountain weather.

Primary use: year-round alpine adventures

Temperature suitability: cold winter days to cool summer evenings

Recommended use: year-round alpine adventures

FunctionalPacks down small for easy transport

This jacket is designed to be highly compressible and can be easily stowed away in its own included pouch. This makes it an excellent companion for any trip, allowing you to bring reliable warmth without sacrificing space.

Packability: packable

easily stowing away in its included pouch

Key attributes: Compressible

Stretch

Thermal

Waterproof

Windproof

FunctionalShields you from wind and water

Built to handle the elements, this jacket is both waterproof and windproof. It features advanced GORE-TEX® technology to keep you dry and comfortable when conditions change unexpectedly.

Windproofing: Windproof

Water resistance: waterproof

Key technology: GORE-TEX®

Primary technology: GORE-TEX®

FunctionalWarmth with a commitment to animal welfare

The jacket is insulated with down that is certified to the Responsible Down Standard (RDS). This certification ensures that the down comes from animals that have been treated with respect and have not been subjected to unnecessary harm.

Primary material: RDS-certified down

Sustainability certification: RDS-certified down

Insulation type: down

FunctionalKeep your essentials safe and accessible

Featuring a total of five pockets, including two zippered hand pockets, a zippered chest pocket, and two inner pockets, this jacket offers ample space. You can securely store your phone, keys, and other small essentials while on the move.

Pockets: Two zippered hand pockets

two inner pockets

and a zippered chest pocket

Ideal buyer profiles

Outdoor Adventurer

This individual seeks high-performance gear for a wide range of mountain activities, from hiking to climbing. They prioritize technical features, durability, and versatility for year-round use in unpredictable alpine environments.

This jacket is an excellent fit, designed specifically for 'year-round alpine adventures'. It delivers on key priorities with its waterproof and windproof GORE-TEX® technology and Pertex outer fabric. The RDS-certified down provides exceptional warmth without bulk, and its highly compressible nature means it packs down easily into an included pouch, making it a reliable layer for any trip.

Eco-Conscious Explorer

This buyer values high-quality outdoor equipment but also prioritizes products made with sustainable and ethically sourced materials. They look for transparency and certifications that align with their environmental and animal welfare values.

This jacket meets the core needs of the Eco-Conscious Explorer by using RDS-certified down. This certification ensures that the down is sourced responsibly, addressing animal welfare concerns. Beyond its sustainable credentials, the jacket offers top-tier performance with GORE-TEX® waterproofing and windproofing, ensuring it's a durable and functional piece for long-term use in the mountains.

Ski Enthusiast

Whether on or off-piste, the Ski Enthusiast needs gear that performs in cold, often wet and windy conditions. They value warmth, weather protection, and mobility, often using jackets as a midlayer on cold days or an outer layer for ski touring.

This jacket serves as an excellent, versatile piece for a ski enthusiast. Its 'exceptional warmth without bulk' from the down insulation makes it a perfect midlayer under a shell on frigid resort days. For backcountry or spring skiing, its windproof and waterproof properties, combined with its packability, make it an ideal standalone jacket. The five pockets, including a zippered chest pocket, provide ample storage for essentials.

Urban

The Urban buyer seeks stylish, functional outerwear that can handle city life's demands, from commuting in inclement weather to social outings. They appreciate technical performance but also place a high value on aesthetics and a comfortable, non-bulky fit.

This jacket transitions seamlessly from the mountain to the city. Its diamond quilt construction and Fudge color offer a sophisticated look, while the GORE-TEX® technology provides serious waterproof and windproof protection for any commute. It delivers 'exceptional warmth without bulk', ensuring a sleek profile even on cold days, and the multiple zippered pockets keep valuables secure while navigating the urban environment.

Competitive features

When evaluating technical outerwear, it's essential to look beyond the price tag and focus on the specific features that deliver performance. We're comparing The Mountain Studio Ultralight Gore-tex® Down Jacket to several alternatives to see how its materials, insulation, and design features stack up for year-round use.

Where it excels

This jacket stands out with its combination of high-end materials, featuring a waterproof and windproof GORE-TEX® membrane paired with a durable Pertex outer fabric. This provides robust weather protection that isn't always specified in competing options. It uses RDS-certified down insulation, offering exceptional warmth without bulk. This commitment to a recognized sustainability standard for its primary insulation material is a key differentiator. Designed for versatility, this jacket is explicitly recommended for 'year-round alpine adventures,' from cold winter days to cool summer evenings, and includes a packing pouch for easy transport, highlighting its packability. With five dedicated pockets—two zippered hand pockets, a zippered chest pocket, and two inner pockets—it offers more organized storage than many jackets that may only feature basic hand pockets.

Consider alternatives if...

Verdict

The Mountain Studio Ultralight Gore-tex® Down Jacket is a strong choice for those who need reliable, all-season performance from their outerwear. Its use of premium technologies like GORE-TEX® and Pertex, combined with RDS-certified down insulation, makes it a versatile and well-equipped option for alpine activities. While other jackets are available, this model's blend of weatherproofing, warmth, packability, and storage makes it a standout performer.

Specs comparison

	$The Mountain Studio Ultralight GORE-TEX® down jacket$ The Mountain Studio Ultralight GORE-TEX® down jacket	$The Mountain Studio Ultralight Hood Gore-tex® Down Jacket$ The Mountain Studio Ultralight Hood Gore-tex® Down Jacket
Water Resistance	waterproof	waterproof
Insulation Type	down	Down
Closure System	zipper	Zipper
Type	down hood jacket	jacket
Outer Material Type	Synthetic	Synthetic
Construction	Diamond quilt construction	Diamond quilt
Jacket Type	insulated down	down jacket
Kind Of Jacket	insulated down	insulated down
Windproofing	Windproof	Windproof
Key Attributes	Compressible, Stretch, Thermal, Waterproof, Windproof	Compressible, Thermal, Waterproof, Windproof
Primary Technology	GORE-TEX®	Gore-tex®
Key Technology	GORE-TEX®	Gore-tex®
Warmth	exceptional warmth without bulk	exceptional warmth without unnecessary bulk
Primary Benefit	exceptional warmth without bulk	exceptional warmth without unnecessary bulk

Specs vs competitors

	$The Mountain Studio Ultralight Hood Gore-tex® Down Jacket$ The Mountain Studio Ultralight GORE-TEX® down jacket	Outdoor Research Helium Down Jacket	Mammut Broad Peak Insulated Down Jacket
Temperature Suitability	cold winter days to cool summer evenings	cold-weather conditions	-
Insulation Type	down	down	down
Intended Use	alpine adventures	alpine adventures, winter pursuits, backcountry travel	mountaineering, ski touring, and climbing
Closure System	zipper	-	zipper
Type	down hood jacket	Jacket	jacket
Outer Material Type	Synthetic	Synthetic	Synthetic
Recommended Use	year-round alpine adventures	alpine adventures and winter pursuits	mountaineering and ski touring
Primary Material	RDS-certified down	recycled nylon	-
Pockets	Two zippered hand pockets, two inner pockets, and a zippered chest pocket	-	Two backpack and climbing-harness-compatible zipper pockets
Cuffs	Elastic arm cuffs	-	Elastic cuffs
Jacket Type	insulated down	insulated down	insulated down
Kind Of Jacket	insulated down	insulated down	insulated down
Key Attributes	Compressible, Stretch, Thermal, Waterproof, Windproof	Compressible, Stretch, Thermal, Waterproof, Windproof	-
Primary Technology	GORE-TEX®	Toray Dermizax™	Pertex Quantum
Primary Use	year-round alpine adventures	alpine environments	alpine
Key Technology	GORE-TEX®	Toray Dermizax™ 2.75L	-
Primary Benefit	exceptional warmth without bulk	exceptional lightweight warmth and superior packability	-
Packability	packable, easily stowing away in its included pouch	packs down small	packs into its own pocket
Sustainability Certification	RDS-certified down	bluesign® approved	-