BCA’s latest Float E2 avalanche airbag packs integrate the Alpride E2 supercapacitor system, leveraging electromechanical properties for energy storage, ensuring more reliable performance in cold weather compared to rechargeable batteries. The E2 engine is notably smaller and lighter than its predecessor, with a 162-liter airbag and TSA approval for air travel ease. Alongside the E2 system, the pack boasts innovative features like the Side Stash pocket and Back Stash zip, allowing seamless on-snow travel—facilitating hydration, gear swaps, and skin changes without interruption, making the Float E2-35 a comprehensive 35L pack suitable for various snow sports, equipped with waterproof coated nylon, multiple storage options, and dedicated safety tool pockets for an optimized experience. Alpride E2 Supercapacitor Engine Side Stash Pocket Dedicated Shovel/Probe Compartment Back Stash Zip Curved Side Access Zip BC Link Radio Compatible Compression Straps A-Frame Ski Carry Diagonal Ski Carry Vertical Snowboard Carry Removeable Internal Compartment Divider Helmet Carry - Removeable Hip Belt Pocket(s) Hip Belt Tool Loop Dual Zippered Shoulder Straps Hydration Compatible Ice Axe Carry - External Loops Fleece-lined Goggle Sleeve Molded "Cooling Fin" Back Panel Molded Back Panel Internal Support Frame/Frame sheet Leg Strap with Storage Pocket Load Lifters Modular/Removeable/Replaceable Straps Moisture Drain Holes Multiple Mounting Options for Most snowshoes Details VOLUME 1,891 cubic inches / 31 liters (with E2 system) 2,136 cubic inches / 35 liters (without E2 system) SYSTEM Alpride E2 supercapacitor system with 150-liter airbag MATERIAL PU Coated Nylon 420d Ripstop PU Coated Nylon 210d Double Ripstop Lining -100d Robic Dynatec WR Pux2 ZIPPERS YKK Zipper with DWR Coating WEIGHT 6.1 lb / 2,792 g (with E2 system) 3.6 lb / 1,651 g (without E2 system) TORSO SIZE S/M: 15" - 18” / 38.1 - 45.7 cm M/L: 17” - 21” / 43.1 - 53.3 cm AIRBAG TECHNOLOGY Float E2 Airbag VOLUME / BAG SIZE 30 to 35L Information provided by manufacturer