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Osprey

Osprey Mutant 52L backpack

Price without code 165.99

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Features of Osprey Mutant 52L

Product description of Osprey Mutant 52L backpack

Description summary

Conquer demanding alpine ascents with the Osprey Mutant 52L backpack. Engineered for serious rock and ice expeditions, this pack offers a refined design and ample capacity. Tested by seasoned guides, it ensures comfort and stability for multi-day high-elevation adventures. Featuring advanced recycled NanoFly™ and robic fabrics for exceptional durability and reduced environmental impact, the Mutant 52 boasts a three-point haul system, Dual ToolLocks, removable helmet carry, and reinforced ski carry. Its intelligently designed features, including a removable lid and glove-friendly buckles, make it the ultimate companion for your biggest objectives

Your most committing alpine rock and ice pursuits demand a pack that´s up for the challenge.

The Mutant 52, with its dialed-in features and expansive capacity, is here to answer the call.

Tested and developed by local guides and athletes in some of the harshest conditions, the Mutant 52 has evolved into a formidable mountaineering pack for big objectives.

If you´re planning to spend days in alpine conditions and high elevations, you need the comfort, stability and capabilities of a Mutant.

New colors, advanced fabrics and refined features make the latest iteration even more formidable than its predecessor.

The whole Mutant family benefits from the addition of lightweight, recycled NanoFly™ and robic fabrics for impressive durability and lower environmental impact than virgin materials.

Features:

Removable webbing gear attachment straps.

Front panel daisy chain loops, compatible with Voile straps.

Three-point haul system.

Snowshed fabric backpanel.

Dual ToolLocks with bungee tie-offs.

Internal hydration sleeve.

Lightweight, glove friendly buckles.

Rope attachment/internal compression.

Removable top lid with zip pocket, FlapJacket and stowaway pocket.

Removable, multi-position helmet carry net.

Reinforced A-frame ski carry.

Quick release upper and lower compression straps.

Dual side wand/snow-picket pockets.

Technical specifications:

LOAD RANGE 9.

- 23 kg.

S/M.

VOLUME:

3051 IN 3 / 50 L.

DIMENSIONS:

30H X 35W X 71D CM.

WEIGHT 1.462 KG.

M/L.

VOLUME:

3173 IN 3 / 52 L.

DIMENSIONS:

30H X 35W X 76D CM.

WEIGHT 1.542 KG.

Composition:

MAIN:

bluesign® APPROVED, 100% recycled 210D high-tenacity nylon, DWR treatment made without PFAS.

LINING.

bluesign® APPROVED, 100% recycled 210D nylon, DWR treatment made without PFAS.

BOTTOM.

bluesign® APPROVED, 100% recycled 420D nylon.

WARNING:

This product can expose you to chemicals including dimethylformamide, which is known to the State of California to cause cancer.


Specifications

Manual

Technical specifications of Osprey Mutant 52L

  • Capacity

    52 L

  • Weight

    1.542 KG

  • Torso length

    S/M, M/L

  • Back panel ventilation

    Snowshed fabric

  • Material density

    210D, 420D nylon

  • Rain cover included

    No

  • Hydration system compatible

    Yes

  • Hip belt pockets

    No

  • Color

    Blue

  • Capacity

    51-60 L

  • Gender

    Men

  • Gender

    Women

  • Age

    Adult

  • Recommended Use

    Hiking

  • Structure

    Frameless

Features of Osprey Mutant 52L

Color Blue

Color

Blue

Capacity 51-60 L

Capacity

51-60 L

Gender Men

Gender

Men

Women

Women

Age Adult

Age

Adult

Recommended Use Hiking

Recommended Use

Hiking

Structure Frameless

Structure

Frameless

Key differentiators

Constructed with durable 210D and 420D nylon materials.

Engineered for alpine pursuits with dedicated features like dual ToolLock™ ice axe attachments and a reinforced A-frame ski carry.

Features a Snowshed fabric backpanel designed to resist snow accumulation.

Hydration compatible with an internal sleeve for on-the-go hydration.

Versatile, strippable design allows removal of the lid and frame to create a minimalist summit pack.

Technology in Osprey Mutant 52L backpack

Energy rating

Warnings

/ 5

1 Reviews

What our customers are saying about Osprey Mutant 52L backpack

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The question has already been answered, thank you very much for trying to help another customer. We will count on you for future questions.

Include AI Generated questions and answers

2026-09-09

Generated by AI and verified

Osprey Mutant 52L backpack

Is the Osprey Mutant 52L backpack suitable for both men and women?

Answer of Generated by AI and verified

Yes, the Osprey Mutant 52L is a unisex backpack designed for adults, making it suitable for a wide range of users.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

Osprey Mutant 52L backpack

Does this backpack include a rain cover?

Answer of Generated by AI and verified

No, the Osprey Mutant 52L backpack does not come with an included rain cover.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

Osprey Mutant 52L backpack

Can I use a hydration reservoir with the Mutant 52L?

Answer of Generated by AI and verified

Yes, this backpack is hydration compatible and features an internal hydration sleeve, allowing you to integrate a hydration system for easy access to water on the move.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

Osprey Mutant 52L backpack

Is the Osprey Mutant 52L backpack worth the investment for alpine climbing?

Answer of Generated by AI and verified

The Osprey Mutant 52L is designed for high-alpine pursuits, offering features like a harness-compatible fit and dual ToolLock™ ice axe attachment, making it a valuable choice for serious climbers.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

Osprey Mutant 52L backpack

What is the total capacity of the Osprey Mutant backpack?

Answer of Generated by AI and verified

The Osprey Mutant backpack has a total volume and capacity of 52 liters, making it suitable for multi-day alpine pursuits.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

Osprey Mutant 52L backpack

What materials are used to make the Mutant 52L?

Answer of Generated by AI and verified

This backpack is constructed with 210D and 420D nylon fabrics. The product description also mentions the use of recycled NanoFly™ and robic fabrics for durability.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

Osprey Mutant 52L backpack

What kind of back panel does the Mutant 52L have?

Answer of Generated by AI and verified

The Mutant 52L is equipped with a Snowshed fabric backpanel, which is designed to prevent snow from accumulating on the pack.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

Osprey Mutant 52L backpack

Does the Mutant 52L have hip belt pockets?

Answer of Generated by AI and verified

No, the Osprey Mutant 52L backpack does not feature hip belt pockets.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

Osprey Mutant 52L backpack

Is the Osprey Mutant 52L good for ski mountaineering?

Answer of Generated by AI and verified

Yes, the Mutant 52L is engineered for activities like ski mountaineering. It features a reinforced A-frame ski carry system to securely transport your skis.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

Osprey Mutant 52L backpack

Can I attach ice axes to this pack?

Answer of Generated by AI and verified

Absolutely. The Osprey Mutant 52L is designed for ice climbing and features dual ToolLock™ attachments with bungee tie-offs for securely carrying ice axes.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

Osprey Mutant 52L backpack

Is this a good backpack for general hiking?

Answer of Generated by AI and verified

While the Osprey Mutant 52L is specifically designed for more technical pursuits like alpine climbing and ski mountaineering, its 52-liter capacity and features also make it a capable pack for multi-day hiking trips.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

Osprey Mutant 52L backpack

How does the Osprey Mutant 52L compare to the Ortovox Peak 45l Backpack?

Answer of Generated by AI and verified

While both backpacks are designed for demanding conditions, the Osprey Mutant 52L offers a larger capacity and features like a removable top lid and A-frame ski carry, which may provide more versatility for alpine adventures.

* Generated by AI based on customer and product data

Ask a technical question about this product

Frequently bought together
Best sellers

Use cases

Multi-Day Alpine Expeditions 100% Fit

With a generous 52-liter capacity, this pack is engineered for extended trips in alpine environments. The durable 210D and 420D nylon construction and snow-shedding back panel provide high-performance reliability for serious mountaineers carrying substantial gear.

52 L capacity,Snowshed fabric back panel,210D & 420D nylon material

Technical Ice and Rock Climbing 90% Fit

The frameless structure offers enhanced mobility for technical movements, while the streamlined design, indicated by the absence of hip belt pockets, minimizes snagging. This makes it an advanced choice for climbers who prioritize freedom of movement and a secure, close-to-body fit.

Frameless structure,No hip belt pockets,Snowshed fabric back panel

Winter Mountaineering and Ski Touring 80% Fit

The snow-shedding fabric on the back panel is specifically designed to prevent snow and ice accumulation, a critical feature for winter pursuits. Its 52L volume is ample for carrying safety equipment, layers, and supplies for a full day or overnight tour in the backcountry.

Snowshed fabric back panel,52 L capacity,Hydration system compatible

Extended Backpacking and Thru-Hiking 70% Fit

The 52-liter volume provides substantial space for gear on multi-day treks, and its compatibility with a hydration system ensures easy access to water. The durable nylon construction is built to withstand the rigors of long-distance hiking on varied terrain.

52 L capacity,Hydration system compatible,Durable 210D & 420D nylon

Best for

Best for Serious Alpinists & Mountaineers

Capacity: 52 L, Back panel: Snowshed fabric, Material density: 210D, 420D nylon

Ideal for Four-Season Hikers

This pack's hydration compatibility and snow-shedding back panel provide the versatility needed for tackling trails in any weather, from summer hikes to winter ascents.

Hydration compatible: yes, Back panel: Snowshed fabric, Intended use: hiking

A Top Choice for Technical Gear Haulers

The frameless structure and robust nylon materials offer a high-performance foundation for carrying specialized gear, making it a serious upgrade for users who prioritize durability and function.

Structure: Frameless, Material density: 210D, 420D nylon

Benefits

FunctionalCarry Everything You Need for Your Next Hike

With a generous 52-liter capacity, this backpack is designed to hold all your essential gear for hiking trips. Its frameless structure is intended for those who prioritize a specific type of load management on their adventures.

Intended use: hiking

Structure: Frameless

Ideal buyer profiles

The Multi-Day Trekker

This individual embarks on multi-day hiking and trekking trips, often in varied conditions. They require a backpack with significant capacity to carry gear for several days, including food, shelter, and clothing layers. Reliability and comfort over long distances are their top priorities.

The Osprey Mutant 52 offers a generous 52L capacity, ideal for extended trips. Its durable 210D and 420D nylon construction can withstand rigorous use. The pack is hydration compatible, allowing for easy access to water on the move, which is crucial for long hikes.

The Alpine Climber

Focused on alpine pursuits and mountaineering, this user needs a pack that is both lightweight and highly functional for technical environments. They value features that accommodate climbing gear and perform well in cold, snowy conditions. A streamlined design that doesn't hinder movement is essential.

This pack is designed with alpine conditions in mind, featuring a snow-shedding back panel. The frameless structure enhances mobility during technical climbs. While it lacks hip belt pockets for a cleaner profile, its durable nylon materials provide the necessary toughness for mountain environments.

The Gear User

This buyer invests in high-quality, specialized equipment from reputable brands to ensure performance and reliability. They are willing to pay for advanced features and durable construction that will last for many adventures. They prioritize gear that is thoughtfully designed for its intended purpose.

As a product from Osprey, a well-regarded brand in the outdoor industry, the Mutant 52 meets the expectation of quality. It uses robust 210D and 420D nylon and features specific designs like a snow-shed back panel, indicating a focus on performance for its intended use in hiking and alpine settings.

Competitive features

The Osprey Mutant 52L is a specialized pack designed for high-alpine pursuits like climbing and ski mountaineering. Its key feature is its versatility, allowing it to be stripped down from a full expedition pack to a minimalist summit pack. When we look at other packs in our collection, such as the Osprey Kyte, Farpoint, Kestrel, Sojourn, and the Ortovox Peak Light, the primary differences lie in their intended use cases. While the Mutant 52L is a dedicated mountaineering tool, the others cater to different needs, from general hiking and travel to more versatile outdoor activities.

Where it excels

The Mutant 52L excels in specialized alpine environments. It's engineered specifically for alpine climbing, ice climbing, and ski mountaineering, with features like dual ToolLock™ ice axe attachments and an A-frame ski carry. It offers exceptional versatility for mountaineers. The ability to remove the lid, frame, and straps allows users to transform it from a high-capacity expedition pack into a lightweight summit pack, adapting to different phases of a climb.

Consider alternatives if...

If your primary activity is general hiking or backpacking rather than technical alpine climbing, a pack like the Osprey Kyte or Kestrel might be more suitable, as they are designed for those specific uses. For travel-focused needs, especially those involving flights and varied transport, the Osprey Farpoint or Sojourn series are designed as travel packs and would be a better fit.

Verdict

The Osprey Mutant 52L is an unwavering partner for serious alpine objectives. Its design is highly specialized, focusing on the needs of climbers and ski mountaineers who require a reliable, adaptable pack for demanding conditions. While it's a top-tier choice for its intended purpose, those engaged in general hiking or travel will find other packs in the Osprey lineup, such as the Kestrel or Farpoint, better suited to their activities.

Specs comparison

Favorite On Favorite Off
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Capacity52 L26 L28.0 L25 L70 L65 L
Hydration Compatibletruetruetruetruetruetrue
Intended Usehikinghikinghikingmountaineeringhikinghiking
Department NameLuggage & Bags > Backpacks-Luggage & Bags > BackpacksAdults-Luggage & Bags > Backpacks
Type Of Rucksack Backpack Holdallhiking-hikingbackpackhikingbackpack
Volume52 L26 L28 L25 L70 L65 L
Back PanelSnowshed fabricAirscapeYessnow-shedding backpanelLightWire Frame Suspension-
Material Density210D, 420D nylon210D Recycled Honey Comb Nylon100D Nylon420D Nylon210D nylon420D Nylon
Back Panel VentilationSnowshed fabricAirscapeYes-YesYes
Hydration System CompatibleYesYesYesYesYesYes
Torso LengthS/M, M/L---Adjustable-

Specs vs competitors

Favorite On Favorite Off
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Favorite On Favorite Off
Favorite On Favorite Off
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Capacity52 L60.0 L50 L48.0 L45 L40 L
Hydration Compatibletruetruetruetruetruetrue
Intended Usehikinghikinghikinghikinghikinghiking
Department NameLuggage & Bags > BackpacksLuggage & BagsBackpacksLuggage & Bags > BackpacksAdultsLuggage & Bags > Backpacks
Type Of Rucksack Backpack HoldallhikingInternal frame-internal framebackpackbackpack
Volume52 L5250 L48 L45 L40 L
Back PanelSnowshed fabricTergolight back system-Adjustable, Aluminium frame, Padded back panelSwisswool 3D BACK SYSTEMSwisswool TEC KNIT back system
Material Density210D, 420D nylon-100D Nylon Robic recycled100% polyamide 500D (recycled), 100% polyamide 210D (recycled)--
Back Panel VentilationSnowshed fabricTergolight back systemYesAdjustable, Aluminium frame, Padded back panelYesSwisswool TEC KNIT back system
Hydration System CompatibleYesYesYesYesYesYes
Torso LengthS/M, M/L43 - 59 cmEasily Adjustable72 mm--
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