Black Diamond Outlaw Avalung M/L Pack 2012 - A versatile, panel-loading day-tripper, the Black Diamond Outlaw AvaLung features unique back panel access so you can get at your gear without removing the pack or while carrying your skis or snowboard. In the event of a slide, the built-in AvaLung increases your chance of survival by extending your fresh air supply. The spacious interior of the Black Diamond Outlaw Avalung Backpack holds a long day's worth of gear and features a dedicated avy-tool pocket, and the pack vertically carries skis or a snowboard.