Pocket for ski skins or ski crampons
You don't want the contents of your bag to get wet from the ski skins, or for your crampons or mounts to damage your clothes inside your backpack. So the team designed a removable system for creating two compartments in the bag.
You can either open the backpack from the top, or through a hatch at the bottom of the bag. Opening that closes with a rip-tab and is easy to use, even with gloves thanks to its relatively wide grip