Description: 【Material】: The toe roller skates are made of rubber material, wear resistant, firm grip and immediate braking when skating at extreme speeds 【Easy to Brake】: The rounded profile is great for agile skaters that favor sharp lateral movements and quick steps. Have a good-sized footprint for maximizing grip, stability and agility. The stem is hollowed out to save on weight 【Easy Operation】: When you want to use the double-row skates brakes, because the height is adjustable, so you just need to turn the screws, adjust to the proper height, and then tighten the brakes, beginners can use them with no burden 【Easy to insall】You can easily install these roller skate toe stoppers on your roller skates,great accessories being used for double-row roller skates 【Wide Applicability】: These roller skate toe are suitable for most floors like wooden floors, asphalt floors, cement floors and so on without marks left behind; You can safely use it indoors or outdoors Specification: Material: Rubber Size Chart: 4.89cmx5.25cm/1.93inchx2.07inch Package Includes: 2 Pieces Skate Brake Blocks Note: Please allow slight dimension difference due to different manual measurement.