The TÜV-approved Alproof Tour SL is equipped with the Alpride E2 avalanche airbag system with the very latest supercapacitor technology for quick, reliable deployment at high pressure, even in freezing cold temperatures. With multiple deployments possible, easy handling, and a quick-access avalanche equipment compartment, plus superior SL carry comfort and a snug fit with zero load wobble, the result is a controlled ride every time. A leg strap ensures the pack stays on in the event of an avalanche. Gear loops, gear straps and roll-top extendable capacity give this pack maximum adaptability for multi-day ski traverses. deuter - Alproof Tour 36+5l SL Touring Backpack Women redwood