This drawstring bag is made of high-density waterproof oxford cloth, durable enough to withstand everyday wear and tear Large Capacity: This sport backpack measures 17.32 x 13.39 inch(44 x 34 cm), lightweight and suitable size. This drawstring bag is designed with multiple pockets: one main pocket, big enough to hold your daily necessities. One front zipper pocket: ideal for carrying gym stuff like towels. One small inner zipper pocket: designed for hold your phone, money, lipstick, cards, and other small pieces. Available in ten colors: grey, red, blue, yellow and other six colors. Other colors can also be customized, logo processing can also be done. A variety of printing methods are available. The prices for 3,000 pieces or over are based on ocean shipments.