【Chest Strap amp; Comfortable to Carry】This school backpack with an S-shaped cushioned shoulder strap, straps and back breathable mesh padded, chest buckle for added support, it also allows the kid to be active without worrying about the straps slipping from the shoulders, a child could tighten the straps as he needed to keep them tight on his back【Multiple Compartments amp; Durable Backpack】This boy backpack is durable and lightweight with plenty of room for his school supplies, nicely constructed and very sturdy, with a big enough main pocket for regular notebooks, folders, lunch bag and change of clothes, 4 front pockets can hold essentials and small items for easy organization, 2 side pockets for holding water bottles and all the zippers are smooth, and children can easily open and close the zipper【Size of Boys Elementary Backpacks】L29* W14* H46 cm/11.41 x 5.51 x 18.11 inches, lots of compartments and sturdy, the boy's bookbag has good capacity to keep books and school materials comfortably in the various compartments in and around the backpack.