1.Main material in 600D polyester with waterproof coating 2.U-shape large zipper opening to roomy main compartment 3.Two zippered side pockets with top loading 4.One zippered front pocket 5.Reinforced bottom and water-resistant coating that will stand up to years of use 6.Handle wrap and padded comfortable strap 7.Detachable shoulder strap 8.Two side mesh pockets attached to both ends for bottles or small items 9.Reflective stripes at front side for safety at night