High-quality material: The children's bag is made of high-quality non-toxic and environmentally friendly nylon material, which is environmentally friendly, wear-resistant, waterproof and light. Easy to clean and fast drying. .Size: about 20x12x26cm/7.87x4.72x10.24in, suitable for children aged 1-5.small size, large capacity, you can easily put down snacks, toys, water bottles, fruits, diapers, wet wipes. .Exquisite design: The backpack is designed with a cute dinosaur pattern, which makes the backpack more childlike and can quickly attract people's attention. The soft and widened ergonomic shoulder straps are comfortable to wear. The shoulder straps are adjustable and have the function of breathable, sweat-absorbing and reducing pressure. .Removable anti-lost strap: 3.9 feet (1.2 meters). Let your children move around freely while still having complete control of their direction! Unhook the hook when you leave the nursery or school! But there are sewing links between the backpack and the anti-lost rope, please pay attention to the strength.