Size Information -- Bag: 4.33 inch(11cm) wide, 5.71-5.91 inch(14.5-15cm) long, 0.04 inch(0.1cm) thick, clasp: 0.71x0.59x0.43 inch(1.8x1.5x1.1cm), 40pcs/bag, black, rectangular Durable Material -- The bag is made of polyester material, which is strong, lightweight and durable, and it also comes with a sliding drawstring closure to ensure that the contents won't spill out easily. Can be used for a long time Easy to Use -- Equipped with a sliding drawstring closure, which makes it easy to open to pick up and close to put away, and is convenient and easy to carry, making it easy for you to put away all your belongings when you need them Breathable Mesh Bag -- You can carry this bag to the beach without worrying about the bag getting wet, you can quickly dry wet or sweaty gear, you can also carry it for scuba diving, easy to store a variety of underwater harvests Multifunctional Uses -- The perfect mesh bag can be used not only for carrying pong balls, shells, rocks, etc., but also for fitness, traveling, showering, swimming, outdoor camping, food storage, etc