This backpack is made of Oxford cloth and is very sturdy and durable. Because parents want their children to feel comfortable carrying backpacks. The backpack is equipped with adjustable straps and a padded back panel, which is soft and breathable, providing a comfortable fit for children of different body types. And it can also be waterproof, and it won't wet the items inside the bag even if it rains. There are also multiple colors to choose from. It also has reflective patches to improve visibility and increase the safety of nighttime travel.