DURABLE & WATERPROOF - Made of High-Density Oxford fabric which is durable and can withstand daily wear and tear, it has excellent waterproof performance to help everything in bag get wet. .LARGE CAPACITY & BREATHABLE Lightweight and Large Capacity (Size 19.7 x16.9 inches with front pocket 13 x16.9 inches). Tiny holes in the weave of the polyester bag wick moisture away, will help air to flow, keep the product dry and refreshing inside. Design with large compartment measures fits all needs, even carrying items such as sport clothing & shoes, gloves, sport towels, books, swim gear, soccer ball, volleyball, laptop, daily supplies, etc. .Fastening: Zipper, Drawstring .UNIQUE DESIGN - Drawstring closure makes you store things quickly and take them out easily. Zipper front pocket makes you convenient to store some small items such as pens, glasses, keys, mobile phone, wallet, cups, umbrella or makeups, wallets, etc. .ADJUSTABLE THICK STRAP - The shoulder straps can be easily adjusted to make the height of bag be suitable and comfortable. The thick straps will prevent your shoulders from sagging and help reduce the burden on your shoulders. .MULTI-PURPOSE Drawstring backpack is perfectly suitable for multiple activities such as gym, school, camping, hiking, shopping athletics, travel, and sports. Idea gifts for kids' birthday party, carnival, construction giveaways, children's safety campaigns, sporting promotions. Note: Machine washable, but recommend mild detergent and hang to dry .