A mini-sized backpack in a vintage style, modeled after a classic daypack (rucksack). The main material is 600-denier polyester, with a reinforced bottom made of 1200-denier polyester. The back panel and shoulder harness use breathable air mesh. The chest strap with a whistle is removable. There is a large storage pocket on the front. Equipped with a mesh binder pocket inside. With a capacity of 13L, it is suitable for everyday use, such as for going to nursery school or a short outing. There are small scratches on the bottom (please refer to the photos). *Because this item is also listed on other sites, it will be sold to the first person to purchase it. Thank you. Fabric 600D 100% recycled polyester, 1200D recycled polyester Function Breathable air mesh back panel and shoulder harness / Chest buckle with whistle that releases under a certain load / Main zipper with a large opening flap / Mesh binder pocket inside / Large front pocket / Reflector Country of Origin Vietnam Size ONE SIZE Weight Approx. 430g Dimensions H36 x W24 x D11cm Capacity 13L