The Optimo Starter school backpack set includes a detachable gym bag and is a modern school backpack designed ergonomically to support you during a long school day. It features adjustable shoulder straps, a hip belt, a chest buckle, and top lifting straps for optimal comfort and weight distribution. The backpack stands stable on the ground, and the zipper opening allows for easy access to the contents. Choose the Optimo Starter school backpack to relieve your child's back, even on days with heavy loads. It helps organize books, keeps food fresh in an insulated pocket, securely stores pencil cases and keys, and carries the gym bag for perfect weight distribution on top.