Designed with fast and light alpine climbing, ice climbing, and ski mountaineering in mind, the Osprey Mutant 38 is ideal for any vertical sport enthusiast looking for a pack that's lightweight, streamlined, and can be customized to meet their specific needs.
Reinforced HDPE framesheet and aluminum stay provide structure and support under heavy loads; both can be removed to reduce pack weight
Reverse spacer mesh Airscape back panel offers lightweight, breathable comfort
Reverse spacer mesh harness features webbing attachment points, reservoir hose routing, and an adjustable sternum strap with whistle
Padded EVA hip belt has wings with gear loops and attachment points; reverse wrap design lets you wrap the padding out of the way (leaving a low-profile webbing hip belt) when wearing a climbing harness
Dual-compartment lid stashes smaller gear for quick access and is completely removable to reduce pack weight
Integrated FlapJacket provides weather protection when pack is being used without the lid
Zippered pocket on top of the pack stows a removable stretch mesh attachment for convenient helmet carry
Dual ToolLock attachment system threads into the head of your ice axe while bungee tie-offs keep the shaft secure
Front panel webbing loops provide easy crampon attachment
Reinforced A-frame ski loops keep your skis secure while hiking
One-piece 15 mm side compression straps are removable to reduce pack weight
All zipper pulls and buckles are glove-friendly
50 lb. weight limit
Country of Origin:
Weekend (36-55 L)
25 x 11 x 10 in.
Pack Fabric (Primary):
210D nylon dobby
S/M: 16-19 in.<br>M/L: 18-21 in.
Overnight (1-2 nights)
S/M: 2136 cu. in.<br>M/L: 2319 cu. in.
S/M: 2 lb. 7 oz. (1 lb. 10 oz. stripped)<br>M/L: 2 lb. 10 oz. (1 lb. 13 oz. stripped)