Description: 【High Quality Material】: Made of tear-resistant, waterproof, abrasion-resistant nylon, which provides strength and durability with the lowest possible weight. 【Zipper】The backpack is equipped with a zipper, which is an effective anti-theft design and rainproof, so you don't have to worry about the items in the bag getting wet in rainy days. 【Adjustable shoulder straps】: The straps of the backpack are adjustable. You can wear it as a shoulder bag or backpack as it has a short, detachable strap. .