Backpack size: 29 (L) * 16 (W) * 41 cm (H); 11.6 (L) * 6.4 (W) * 16.4 inches (H), Weight: 0.75 kg Children's backpack is lightweight and sturdy, making it easier for students to return to school pressure, it is a good choice for children to go to school Backpack material you may be concerned about: Our backpack is made of nylon fabric, the backpack is durable, environmentally friendly, non-toxic, wear-resistant, and waterproof; as a professional seller with our own brand, we always use strict quality control products for children's products. Perfect carrying experience: The backpack is carefully designed by designers to fit the needs of children during their growth period. The S-shaped shoulder straps reduce the pressure of carrying, better protect the children's shoulders from external pressure, and fit better. child's burden. The child's back, backpack shoulder straps and back panel are all filled with soft and breathable sponge, which is highly comfortable and breathable to better protect the child's back. MULTIPLE POCKETS FOR KIDS: Our backpack contains 1 main pocket, 1 auxiliary pocket, 2 front zipper pockets and 2 side pockets, the large capacity design can carry most of children's daily necessities to meet children's needs your kids will love it