Description:Resin brake pads can minimize the initial bite time, reduce the noise.Easy to install, replacements for one bike's front and rear disc brake pads.Fine appearance, good braking effect, noiseless, wear resistant, safe, stable, comfortable and convenient.This is a non-OEM product. Accessory Only! Specification: Material: Semi Metal, Resin Color: BlackThickness: 4mm / 0.16"Size: 28x22mm / 1.10"x0.87"(L*W)Brake Area Size: 22x17x2mm / 0.87"x0.67"x0.08"(L*W*T)Fitment:for Jak for Zoom 22.5mmPackage Included:2 Pair x Resin Brake Pads.