Made of good and anti-wear material, durable for use. This riding platform pad will help you more in your bike using. No tools were needed. Share with your friends and family as they are practical bike tools. Features -Color:Assorted Color -Material:Plastic ,steel -Size:22.50X11.50X5.50cm/8.84X4.52X2.16in -This accessory will make the bike can bear the full weight of the bicycles without deformation. -The bottom has a non-slip design to avoid slipping due to smooth ground, making your bicycles more stable. -Adjust the front wheel to be as the rear wheel through the front wheel pad to avoid riding fatigue caused by the height difference between the front and rear wheels. -The special structure shape enhances the stability and safety, giving a nice cycling experience. -We set out with the goal to build the most functional front wheel block to help you maximize your indoor training. Package list: 1 x Bike Front Wheel Riser Block 1 x Pole