So light you'll forget you're wearing it. The Patrol Ultralight 25-liter freeskiing backpack is designed with an extremely durable and ultralight Dyneema(R) fabric. Perfect for those adventures where weight savings and safety are a given. It's airbag ready, so you can pair it up with the Alpride E2 Airbag system, the lightest airbag system on the market to date. (E2 Airbag system not included)