When the summit is in sight and every ounce counts, customize the alpine-focused Osprey Mutant 38 to make it even lighter and sleeker. It's perfect for quick or multiday ascents in harsh conditions.

• Aluminum stays and an inner framesheet create a lightweight suspension system that handles loads up to 50 lbs.
• Remove any of the following to reduce weight: top lid, framesheet and aluminum stays, helmet carry, rope attachment strap and side compression straps
• Removable top lid has an integrated FlapJacket™ below to protect your gear from the elements during the final push
• Carry your helmet on the top or the front of the pack
• Reinforced A-frame ski-carry loops work in conjunction with compression/retention straps to provide stable ski carry
• Side compression straps (lower) and quick-release side compression straps (upper) pull the weight in close
• Dual ToolLocks\™ with bungee tie-offs provide quick and easy access to your ice tools
• The padded, EVA foam hipbelt with integrated gear loops and attachment points features reverse-wrap hybrid technology designed specifically for use with climbing harness
• Rope attachment and internal compression keeps your gear in check
• Glove-friendly buckles and zipper pulls are easy to operate when your hands are protected
• Internal hydration sleeve fits up to 3L reservoir (sold separately)
• 3 reinforced haul loops provide simple, secure 3-point hauling capabilities
• Front panel daisy chain for additional gear attachment
• When you set the bag down, the Snowshed fabric backpanel won't get embedded with snow like many mesh backpanels