With waterproof function internal capacity of the backpackInterior with computer compartmentShoulder straps with breathability and cushioningBackpack with anti-theft combination lockDescriptive: The backpack is made of Oxford fabric with waterproof function. The interior of the backpack has a computer compartment and divider, making it easy to store your belongings. Backpack with anti-theft three-digit anti-theft combination lock, the use of more secure, not afraid of the contents of the bag stolen.size: 31 x 19 x 50cmMaterial: Oxford clothcolour: BlackPackage Contents: 1 x organizer bagOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.