●Brake shoes for V-brakes. Basically it can be used on mountain bikes, cross bikes and city bikes with V-brakes. 70mm length fits wheel sizes 26" and above ●Superior natural rubber material provides high stopping power while protecting your wheels from damage ●【All weather protection】Can be used in any environment ●Please check the condition of the brake shoes regularly. If you wear more than 75% from new condition or have only a 0.04 inch (1 mm) left behind shoe, please buy a new brake shoe and replace it with a new one