The Stash BC Rider™ Backpack is designed specifically for backcountry snowboarding. More than doubling the size of the Stash Rider™ pack the Stash BC Rider™ Backpack gives you plenty from room for all your backcountry gear. All BCA packs come with BCA’s freeze proof Stash hydration system. Hose and bite valve are stashed inside a super insulated shoulder strap, where body heat prevents freezing. BCA Packs are designed specifically for the needs of skiers. The Stash BC Rider has a super-secure, dedicated snowboard attachment system.