Backpack DaKine Signal 25L DaKine Signal 25L Backpack – ABS Avalanche Airbag System EUR 647,61 DaKine Signal 25L Backpack – ABS Avalanche Airbag System DaKine’s Signal backpack features an integrated ABS avalanche airbag system. A quick tug of the handle instantly inflates two airbags to help push you to the surface in the event of a slide. Available Colors: BLACK. Related Post navigation Shoulder Bag Violin DesignBackpack Granite Gear Leopard VC 4