The Dakine Heli Pack 12 litre backpack is a small model, very compact and light, offering a variety of practical storage options. It is a technical backpack for the winter, with a carrying system for diagonal skis and vertical comfort.  In the interior of the bag, there are specific storage compartments that complement the main compartment. Finally, you should know that it is compatible with the DK Impact Spine, sold separately.  Characteristics:  Vertical snowboard fastening   Horizontal ski fastening   Fleece-lined sunglasses pocket  Snow shovel compartment  Adjustable straps  25 mm abdominal strap with hip wings  Chest strap with emergency whistle  Hydration or laptop compartment (15'' max.)  Volume: 12 litres  Dimensions: 50 x 30 x 10 cm  Weight: 0,7 Kg  Compatible with the DK Impact Spine (sold separately)  600D Polyester Bluesign approved Backpack Dakine ---Heli Pack 12L Black