Product information: Color: black, khaki, pink, sapphire blue Outer bag type: Three-dimensional pocket Hardness: medium and soft Size: 15.7x 6.3x 12.2 inches Material: Nylon Suitcase shape: Horizontal Square Bag internal structure: zipper bag, mobile phone bag, sandwich zipper bag, computer bag Popular elements: stitching, contrast color, chain, stitching Number of shoulder straps: double connector