College backpack $ 40.37 Style: women's backpack Cortical features: top layer cowhide Luggage trend style: backpack Lining texture: cotton Bag shapes: square vertical section Opening method: zipper buckle Popular elements: retro Internal structure of the bag: zipper pocket, mobile phone bag, ID bag, sandwich zipper bag Bag size: large pattern: plain Processing method: Paint Hardness: medium to soft Lifting parts: soft handle Type of outer bag: three-dimensional bag Strap root number: double root