Drawstring backpack size: 15.3 x 11.8 inches (39 x 30 centimeters), suitable for carrying mobile phones, wallets, laptops, books, snacks, sportswear, shoes, sports equipment, and other daily necessities. Simple backpack material: Made of durable polyester, lightweight and sturdy. The drawstring is broken and can be folded up when not in use. It is compact and does not take up space. Easy to use: Just pull both ends of the rope to open it, and tighten both ends of the rope to tighten the pocket. Leisure sports style: The fitness bag with clear printing, bright colors, and cartoon patterns is not only cute, but also full of vitality. It is very suitable for fitness enthusiasts to carry sportswear, sneakers, and socks. Great Gift: This reusable game themed backpack is also the perfect gift for game enthusiasts.