Comes with 2 screws for installationMaterial: Polyester fibreBelt Color: BlackNote: The screw color may differ from that in the picture. Size (Approx.):Width: 1.85 inch / 4.7cmThe Shortest Length: 31.5 inch / 80cmThe Longest Length: 45.27 inch / 115cmBolt Diameter: 0.043 inch / 11mm Package Included:1 x Car seat belt2 x ScrewsNOTE:The color difference is hard to avoid in your phone. If you can not accept this little difference、 be cautious before you making the orders. thanks for understanding.