Feature:1. [Improve Braking Force] V brake blocks are 73mm / 2.87in long, and a certain arc fits the rims and improves the braking force. 2. [2 Color Combination] Road brakes pads 2 color combination, wear level is clearly visible for easy brake pad replacement. 3. [Reduce Noise] brake blocks with drainage pattern and sound deadening holes improve braking ability and reduce noise during braking. 4. [Durable in Use] V brake blocks do not contain heavy metals such as asbesto, the environment, and reduce wear on the rims. . [All Weather] brakes pads are all weather, for dry and wet environments, and good adaptability to bad weather and road conditions. 6. [Applicable ] V brake blocks are suitable for mountain bikes, electric vehicles V brake type, steel, aluminum, iron rims (not for carbon rims). Specification:Item Type: Brakes Pads Material: Rubber, Metal Length: Approx. 73mm / 2.87in Package List:2 x Brakes Pads Note:Please allow some errors due to manual measurement. Label: Yes