It features 4 internal mesh pockets (1 large mesh zipper pocket under flap, 1 small zipper pocket and 2 side zipper pockets) to separate small accessories; External 1 water-resistant ID pocket on top. Durable Water-resistant Sports Bag ---- Made of heavy duty tear and water-resistant tarpaulin with strong double bottom and reinforced stitches to provide long-lasting durability against daily activities. Premium "MIER" logo metal zippers go smoothly and Duraflex buckles are used to increase durability. Multifunctional use ---- Designed with a large D-shaped opening with 2-way zippers for easy access and makes packing a breeze. With its convertible design, roomy capacity and sturdy construction, this versatile duffle backpack is ideal for gym, sports, traveling, weekend getaway, hiking, camping, adventures, other outdoor events and everyday using.