Features 5 compartments and 2 water bottle holders. Overall dimensions 35”x15”x12”. Main compartment 34”x13”x10”. Front middle compartment 15”x4”x11”. Two front utility pockets 5”x2”x8”. Anodized slider increases zipper durability. Shock absorbing design provides safe ride for valuable gear. Made from weather resistant, 600-denier polyester fabric with double polyurethane waterproof coating.