The Mission Pro 18L Backpack is designed for snowboarding and skiing at the resort, backcountry, or heli. It features vertical board and diagonal ski carry for easy transport, an avalanche tool pocket for quick access, a fleece-lined goggle pocket, and zippered compartments for snacks, gear, and safety kit. Compatible with the DK Impact Spine Protector (sold separately). Includes a sternum-strap whistle for emergencies.