1,Reflective strip. It has reflective effect under the illumination of lamp in the dark scene. 2,Comes with fixing strap for luggage, attaching to your suitcase easily. 3,Sporting multi-functional storage and reasonable partition design. 4,Anti-theft design, safety seamless design makes you feel safe all the time. 5,Large capacity. It can hold laptops, cameras, handbags, umbrellas, snacks, books, clothes, etc. Features: Reflective strip. It has reflective effect under the illumination of lamp in the dark scene. Comes with fixing strap for luggage, attaching to your suitcase easily. Sporting multi-functional storage and reasonable partition design. Anti-theft design, safety seamless design makes you feel safe all the time. Large capacity. It can hold laptops, cameras, handbags, umbrellas, snacks, books, clothes, etc. Specification: Condition: Material: Oxford cloth Optional color: Gray / Blue / Black Product size: approx.42 x 28 x 15cm / 16.54 x 11.02 x 5.91in Package List: 1 x Backpack Note: Please allow slight error due to manual measurement and make sure you do not mind before ordering. Please understand that colors may exist chromatic aberration as the different placement of pictures. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.