PVC coating makes interior easy to clean. Two zippered PVC-lined compartments roll up when not in use (one features grommets for ventilation). Zippered front accessory pocket. Elastic mesh side pocket with Velcro closure. Water bottle pocket and D-ring hook on end. Pocket for portable music player with headphone port. Tricot-lined pocket for items such as sport goggles and sunglasses. Hidden backpack straps with Vapel (TM) mesh padding are stored behind bottom panel. Detachable, adjustable shoulder strap with Vapel (TM) mesh padding and suspension system. Neoprene handle wrap wicks away hand moisture. Vapelª mesh grab handles on each end.