1. Imported first-layer cowhide, crazy horse leather, the leather is rough and leathery, showing a natural and straightforward style; waterproof and encrypted nylon cloth, greatly reducing the weight of the bag, achieving the purpose of light travel and better storage. The glossy cloth surface is decent regardless of formal occasions or daily leisure. 2. Product size: 42 (height) x 30 (width) x 18 (thickness) cm. The size is moderate and can hold A4 paper. 3. It has both anti-theft function and convenience. It has the decoration and function of the lock to make the bag safer. The innermost zipper pocket is convenient to use; the front side has a zipper pocket for easy storage of items that need to be taken at any time. With shape. 4. The storage space is plentiful and practical, and it is distributed and used scientifically. The internal space is large, there are two mobile phone slots, double-layer inner pockets and zipper pockets, which make the items clear at a glance. 5. Handsome and unisex.