PU material children's backpack

Children's backpack is a backpack designed specifically for children, used to carry books and school supplies. Children's backpacks typically have the following characteristics: 1. Lightweight and comfortable: Children's backpacks are made of lightweight materials to reduce the burden on children. The straps and back are usually made of breathable materials to provide a comfortable user experience. 2. Durability: Children's backpacks need to withstand the test of daily use, so they are usually made of durable materials such as nylon, canvas, etc. 3. Safety: Children's backpacks are usually equipped with reflective straps or other safety designs to increase their visibility at night or in low visibility environments. In addition, some backpacks are equipped with waterproof materials to protect books and school supplies from rainwater. 4. Multifunctional design: Children's backpacks typically have multiple pockets and compartments for organizing and storing books, stationery,…