The name already indicates what you get. The Mammut Ultralight Removable Airbag 3.0 20L avalanche backpack is a super-light backpack with Mammut’s R.A.S System, the airbag system that can be quickly and easily converted from backpack to backpack. The super light-weight Removable Airbag System 3.0 and the Ultralight backpack weighs just as much as a 1.5-litre bottle. But the 20-litre storage space is easily enough for everything you need on a freeride day. And if you’re into touring, just get a second R.A.S compatible backpack with more volume for bigger adventures. Lighter to the summit. With the new Removable Airbag System 3.0, the Ultralight weighs the same as a 1.5-litre bottle of water. There is space for everything you need on demanding ski tours. FeaturesRemovable Airbag System 3.0: ultralightweight (with carbon cartridge approx. 1 kg), very small packing volume, removable and transferable, dependable compressed gas energy storage, height adjustable deployment handle, airbag balloon in bright signal colourIce axe/pole holderFully zipped access into the main compartment from the backRemovable back padding can be used as cushion to sit on