Function: Isosceles Storage System carries boots, helmet and gear; Fabric: Durable and tough, water-resistant coated 600 denier polyester; Side boot pockets with air/water drainage grommets; Coated water resistant central compartment for gear; Adjustable neoprene padded shoulder straps; Internal zipper pocket for personal items; Double locking, self repairing nylon coil zippers; Volume: 2600 cu in / 43 L