Mammut RIDE SHORT Removable Airbag System At 28 liters, the Ride is Mammut&39;s all-arounder in its line of avalanche airbag-compatible packs. This one is designed for shorter backs, since the torso measures about 2.5 inches less than the regular Ride . This pack includes Mammut&39;s Removable Airbag System. R.A.S. deploys the company&39;s one-piece, square avalanche airbag that&39;s meant to keep you floating towards the top of a slide. R.A.S. is removable so you can use the pack without it for resort riding, or zip it into another pack in Mammut&39;s line. The company offers a smaller, 18L size called the Rocker , as well as the Pro . Features Pack Comes with the Mammut Removable Airbag System, but please note you still need to purchase a cartridge. Safety leg loop 6 mm, adjustable aluminum V-frame 2-layer, high-density EVA back padding Hip and shoulder belts with stretch fabric cover Removable, padded hip belt Front pocket for avalanche safety equipment Diagonal, stowable ski attachment Snowboard carrier 2 front gear loops for material and helmet holder Side compression straps Padded goggle pouch Zipped inner compartment with key clip Hydration system compatible SOS label with emergency instructions Avalanche Airbag System Compatible with all R.A.S. ready backpacks Red floatation device is easy to see on snow, possibly reducing rescue time Square shaped airbag keeps head on top and offers excellent buoyancy Easily stowable deployment handle Specs Volume 28L Weight (without airbag system) Weight w/ system 1500 g 2400 g Torso Length 15 in Airbag Volume 150L Hydration Compatible Yes Time to Fill 3 sec * Main product photo is Black/Highway.