At just 1,970g, the highly technical Ortovox Avabag Litric Zero 27L airbag backpack is a lightweight masterpiece that doesn't skimp on safety. The Ortovox Avabag Litric Zero 27L features a trusted, lightweight electronic airbag system that is simple to operate. The main compartment has a top-access zipper closure and enough room for all your touring and emergency equipment, as well as other items. Ski and ice axe fastenings, a removable helmet net and hydration system compatibility, provide the vital features you need, while the back system is extra lightweight and comfortable. And when you don't need to carry much, the Avabag Litric Zero 27L can be effectively reduced in size.