Features: 3D Honeycomb Heat Dissipation: This backpack features innovative 3D honeycomb heat dissipation technology keeping your child's back cool and comfortable during long school days. Spacious Waterproof Design: With a large capacity and waterproof material this backpack ensures that your child's belongings stay dry and protected making it perfect for school travel and daycare. Load-Relief Spine Protection: The ultra-light design of this backpack includes load-relief spine protection reducing strain on your child's back and shoulders ideal for children in grades 1-6. Secure Zipper Closure and Non-Slip Chest Strap: The backpack is equipped with a secure zipper closure and a non-slip chest strap providing added safety and stability for children on the go. Reflective for Safety: This backpack features reflective elements enhancing visibility and safety for children walking to and from school ensuring peace of mind for parents and caregivers. Specification: Material: Oxford Cloth Size: 36*27*15cm/40*31*16cm Capacity: 20-35L includes: 1 * Backpack