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Outdoor research

Outdoor Research Helium UL jacket

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Features of Outdoor research Helium UL

Product description of Outdoor Research Helium UL jacket

Description summary

Conquer unpredictable weather with the ultralight Outdoor Research Helium UL Jacket. Engineered for speed and versatility, this packable shell boasts Toray Dermizax™ 3D 2.75-layer waterproof protection, offering improved breathability and comfort. Its minimalist design features a wire-brim hood, shaped cuffs, and bonded edges for a superior fit and durability. With YKK® Aquaguard® zippers and fully taped seams, it seals out the elements without weighing you down. Perfect for trail running, hiking, and travel, this jacket packs down small, ensuring it´s always ready when adventure calls. Stay visible with reflective logos and customize your fit with an adjustable hem and hood

The Helium UL Jacket is built for fast miles and weather that won’t make up its mind. Ultralight, waterproof, and easy to pack, it moves from trail running, hiking, or peak bagging to travel and daily wear without missing a beat.

The next-generation Helium UL Jacket features Toray Dermizax™ 3D 2.75-layer waterproof protection for true ultralight performance, with improved breathability, comfort, and durability. A wire-brim hood, shaped cuffs, and clean bonded edges improve fit and reinforce high-wear areas, while YKK® Aquaguard® zippers and fully seam-taped seams seal out unpredictable weather at a weight that disappears into your pack until you need it.

Features:

- Breathable
- Fully Seam Taped
- Ultralight
- Waterproof
- Windproof
- Adjustable Hood with Brim Wire
- Chest Pocket Doubles as Stuff Sack
- Elastic Drawcord Hem
- Reflective Logos for Visibility
- Shaped and Bonded Cuff with Partial Elastic
- YKK® Aquaguard® Center Front Zipper
- YKK® Aquaguard® Zip Chest Pocket
- Packable: This item packs down small, taking up less space in your bag and leaving more room for adventure.
- Adjustable Drawcord Waist: Cinch the easily-adjustable drawcord at your hem to hold in excess fabric for a snugger fit.
- Hood: Hold in warmth and keep out weather with this essential hood.
- Exterior Chest Pocket: Quickly access your phone, snacks, and other stored valuables in this quick-zip pocket.
- Stretch Cuffs: Form-fitting wrist cuffs seal out weather and easily accommodate gloves.
- Hood Lock: Easily cinch your excess hood fabric for a customizable fit with or without helmet.

Specifications:

- Fabric: Toray Dermizax™ 2.75L 100% Nylon 15D Ripstop 61 G/M2 Shell
- Weight: 5.7 oz/ 162 g
- Warmth: 1/5
- Waterproofing: 3/5
- Breathability: 3/5
- Stretch: 2/5
- Durability: 3/5

Manual

Technical specifications of Outdoor research Helium UL

Features of Outdoor research Helium UL

Hood With Hood

Hood

With Hood

Color Brown

Color

Brown

Features Waterproof

Features

Waterproof

Windproof

Windproof

Reflective accents

Reflective accents

Stretch

Stretch

Compressible

Compressible

Gender Men

Gender

Men

Kind of Jacket Hardshell

Kind of Jacket

Hardshell

Key differentiators

Adjustable hood with a wire brim for a customizable fit and clear sightlines

Features an elastic drawcord hem and shaped cuffs for a secure seal against weather

Highly compressible design packs into its own chest pocket

Reflective logos provide enhanced visibility in low-light conditions

Ultralight, waterproof, and windproof protection with fully taped seams

Technology in Outdoor Research Helium UL jacket

Energy rating

Warnings

/ 5

1 Reviews

What our customers are saying about Outdoor Research Helium UL jacket

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2026-11-01

Generated by AI and verified

Outdoor Research Helium UL jacket

Is the Outdoor Research Helium UL Jacket easy to pack for travel?

Answer of Generated by AI and verified

Yes, this jacket is designed for packability. The chest pocket also functions as a stuff sack, making it highly compressible and easy to store in a bag for travel, hiking, or trail running.

* Generated by AI based on customer and product data

2026-11-01

Generated by AI and verified

Outdoor Research Helium UL jacket

Does this jacket have any reflective elements for safety?

Answer of Generated by AI and verified

Yes, the Outdoor Research Helium UL Jacket includes reflective logos to enhance your visibility in low-light conditions.

* Generated by AI based on customer and product data

2026-11-01

Generated by AI and verified

Outdoor Research Helium UL jacket

How can I adjust the fit of this jacket?

Answer of Generated by AI and verified

You can customize the fit at the bottom of the jacket using the elastic drawcord hem. The cuffs are shaped and bonded with partial elastic for a secure fit around the wrists.

* Generated by AI based on customer and product data

2026-11-01

Generated by AI and verified

Outdoor Research Helium UL jacket

What type of jacket is the Helium UL?

Answer of Generated by AI and verified

The Outdoor Research Helium UL is classified as a hardshell jacket, designed to provide protection from wind and water.

* Generated by AI based on customer and product data

2026-11-01

Generated by AI and verified

Outdoor Research Helium UL jacket

Is the Helium UL Jacket waterproof?

Answer of Generated by AI and verified

Yes, this jacket is rated as waterproof and features fully taped seams to help prevent water from getting in.

* Generated by AI based on customer and product data

2026-11-01

Generated by AI and verified

Outdoor Research Helium UL jacket

Is this jacket also windproof?

Answer of Generated by AI and verified

Yes, the Outdoor Research Helium UL Jacket is designed to be windproof, making it suitable for activities in windy conditions.

* Generated by AI based on customer and product data

2026-11-01

Generated by AI and verified

Outdoor Research Helium UL jacket

What kind of fabric is used for the outer shell?

Answer of Generated by AI and verified

The jacket is made from a synthetic ripstop fabric, which is known for its durability and resistance to tearing.

* Generated by AI based on customer and product data

2026-11-01

Generated by AI and verified

Outdoor Research Helium UL jacket

What activities is the Helium UL Jacket recommended for?

Answer of Generated by AI and verified

This jacket is recommended for a variety of activities, including trail running, hiking, peak bagging, travel, and daily wear, especially when you need lightweight protection from the elements.

* Generated by AI based on customer and product data

2026-11-01

Generated by AI and verified

Outdoor Research Helium UL jacket

Can I use this jacket for trail running?

Answer of Generated by AI and verified

Absolutely. Trail running is listed as the primary activity for this jacket. Its lightweight, waterproof, and windproof characteristics make it an excellent choice for running in unpredictable weather.

* Generated by AI based on customer and product data

2026-11-01

Generated by AI and verified

Outdoor Research Helium UL jacket

How does the construction of the Helium UL Jacket compare to the Elbrus Clermont Jacket?

Answer of Generated by AI and verified

The Outdoor Research Helium UL Jacket features fully taped seams for comprehensive weather protection. In comparison, the Elbrus Clermont Jacket is specified as having a 2-layer lamination construction.

* Generated by AI based on customer and product data

Ask a technical question about this product

Frequently bought together
Best sellers

Use cases

Trail Running 90% Fit

As a waterproof, windproof, and compressible hardshell, this jacket is an ideal piece of emergency weather protection for trail runners. Its packable design allows it to be stowed easily in a running vest or pack until needed.

Waterproof,Windproof,Chest Pocket Doubles as Stuff Sack,Reflective Logos for Visibility

Hiking & Peak Bagging 90% Fit

This jacket serves as a reliable outer layer for hiking and peak bagging, where weather can change unexpectedly. The fully taped seams and waterproof construction provide solid protection from rain, while its windproof nature shields you on exposed ridges.

fully taped seams,waterproof,Windproof,Elastic Drawcord Hem

Lightweight Travel 80% Fit

For minimalist travel, this jacket is a versatile and space-saving option. It packs down into its own chest pocket, taking up minimal room in luggage, while offering dependable waterproof and windproof protection for unexpected downpours or windy days.

Chest Pocket Doubles as Stuff Sack,Compressible,waterproof,Windproof

Emergency Weather Shell 100% Fit

This jacket excels as an emergency shell to carry for various outdoor pursuits. Its combination of being waterproof, windproof, and highly compressible means it can be kept in a pack or bag with little penalty, ready to be deployed when conditions worsen.

hardshell,fully taped seams,waterproof,Compressible

Best for

Best for Trail Runners & Hikers

This jacket is a reliable upgrade for regular outdoor adventurers. Its fully taped seams and waterproof, windproof construction provide solid weather protection on the trail. The ripstop fabric offers durability for varied conditions, while its highly compressible design allows it to be packed into its own chest pocket, making it a great all-rounder for trail running and hiking.

Based on: intended_use: trail running, hiking, and travel, Water resistance: waterproof, Windproofing: Windproof, Construction: fully taped seams, Packability: Chest Pocket Doubles as Stuff Sack, Fabric type: Ripstop

Ideal for Lightweight Travel

For those who need a versatile jacket that balances style and function for travel, this is an excellent choice. It's waterproof and windproof for unexpected weather, yet highly compressible, packing into its own chest pocket for easy portability. The adjustable drawcord hem and reflective logos add functional style for both city and trail.

Based on: packability: Chest Pocket Doubles as Stuff Sack, Water resistance: waterproof, Windproofing: Windproof, Intended use: trail running, hiking, and travel, Hem adjustability: drawcord, Visibility: Reflective Logos for Visibility

Great for All-Round Mountain Use

For committed users seeking a single, reliable upgrade for various mountain activities, this hardshell jacket delivers. The balanced design is waterproof, windproof, and features stretch for enhanced comfort and freedom of movement. Its packability and durable ripstop fabric make it a functional choice for everything from peak bagging to daily wear.

Based on: key_attributes: Compressible, Reflective accents, Stretch, Waterproof, Windproof, Jacket type: hardshell, Recommended use: trail running, hiking, peak bagging, travel and daily wear, Fabric type: Ripstop

Benefits

FunctionalStay Dry and Shielded from the Elements

This hardshell jacket is engineered to keep you protected in unpredictable weather. It features a waterproof and windproof design, with fully taped seams to seal out the elements, ensuring you remain dry and comfortable during your outdoor activities.

Water resistance: waterproof

Windproofing: Windproof

Construction: fully taped seams

Jacket type: hardshell

FunctionalPacks Down for Easy Transport

Designed for versatility and speed, this jacket is highly compressible. The chest pocket conveniently doubles as a stuff sack, allowing you to pack the jacket down small, saving space in your bag for when it's not needed.

Packability: Chest Pocket Doubles as Stuff Sack

Key attributes: Compressible

Reflective accents

Stretch

Waterproof

Windproof

FunctionalAdjusts for a Personalized Fit

Tailor the jacket's fit to your needs and the conditions. It features an elastic drawcord hem that can be cinched to block out drafts and secure the fit, providing enhanced comfort and protection.

Waistband: Elastic Drawcord Hem

Hem adjustability: drawcord

FunctionalReady for a Range of Activities

Engineered for versatility, this jacket is suitable for a wide array of pursuits. It is recommended for trail running, hiking, peak bagging, travel, and even daily wear, making it a go-to piece of outerwear for many occasions.

Recommended use: trail running

hiking

peak bagging

travel and daily wear

Intended use: trail running

hiking

and travel

Ideal buyer profiles

Outdoor Adventurer

This individual seeks high-performance gear for a range of mountain activities, from trail running and hiking to peak bagging. They prioritize equipment that is lightweight, packable, and offers reliable protection from the elements without weighing them down.

The Outdoor Research Helium Ul Jacket is an excellent match due to its waterproof and windproof hardshell construction with fully taped seams, offering robust protection. Its highly compressible design, which allows the jacket to pack into its own chest pocket, is perfect for saving space. This versatility makes it suitable for the varied conditions encountered during trail running, hiking, and travel.

Urban

This buyer needs a versatile jacket for daily wear and travel that can handle unexpected weather changes. They value practical features like packability and a streamlined design that works well in a city environment, from commuting to weekend outings.

This jacket's waterproof and windproof properties provide reliable protection for urban commuting and travel. Its key feature is its packability, as it stows away into its chest pocket, making it easy to carry in a bag. Reflective logos add a touch of visibility, and the adjustable drawcord hem allows for a customized fit, making it a practical choice for everyday use.

Competitive features

When evaluating lightweight, weatherproof jackets, the Outdoor Research Helium UL Jacket Men stands out for its focus on high-performance, minimalist design. Unlike the general-purpose jackets from Protest, the Helium UL is specifically engineered as an ultralight hardshell for demanding activities where packability and protection are critical. While all jackets in this comparison share a similar price point, the Helium UL's feature set is distinctly tailored for fast-and-light adventures.

Where it excels

The Helium UL Jacket excels in weather protection and packability. It features a fully waterproof and windproof construction with fully taped seams, making it a reliable barrier against the elements. Its design is optimized for activities like trail running and hiking. It is exceptionally compressible, with a chest pocket that doubles as a stuff sack. This makes it an ideal emergency shell to carry on the trail, for travel, or during daily commutes when space is limited.

Consider alternatives if...

If your primary need is for a jacket focused on everyday style or casual wear rather than technical performance, the Protest models might be a better fit. The Helium UL prioritizes function over fashion, with a minimalist design geared towards outdoor activity.

Verdict

The Outdoor Research Helium UL Jacket is a specialized piece of technical outerwear designed for users who prioritize ultralight weight, waterproof performance, and packability above all else. Its ripstop fabric and fully taped seams provide robust protection for its category, making it an excellent choice for trail running, hiking, and travel where unpredictable weather is a concern. While it shares a price point with more style-focused jackets, its value lies in its technical capabilities and minimalist efficiency.

Specs comparison

Specs vs competitors

Favorite On Favorite Off
Favorite On Favorite Off
Intended Usetrail running, hiking, and travelskiing, climbing-
Outer Material TypeSyntheticSyntheticSynthetic
Constructionfully taped seams2-layer laminationFully taped seams
CuffsShaped and Bonded Cuff with Partial Elasticthumb holes in the cuffsthumb holes
Jacket TypehardshellHardshellInsulated synthetic
Kind Of JacketHardshellHardshellInsulated synthetic
Key AttributesCompressible, Reflective accents, Stretch, Waterproof, WindproofCompressible, Reflective accents, Stretch, Waterproof, WindproofCompressible, Reflective accents, Thermal, Waterproof, Windproof
Primary Activitytrail runningskiing-
PackabilityChest Pocket Doubles as Stuff SackCompressibleCompressible
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