The Float 25 Turbo 2.0 avalanche airbag is designed for backcountry mechanized skiing and snowboarding. Creating buoyancy and helping you float to the surface, the 150-liter airbag not only decreases your burial depth but also protects your head and neck from trauma in an avalanche. All BCA Float packs include integration for BC Link Radio's,hydration sleeve, dual zippered shoulder straps, and molded back panel. Float 2.0 Cylinder MUST BE PURCHASED SEPARATELY.