Race PadsHigh braking power – Your bike is daily in use in all weather conditions. Many traffic lights and stops require the maximum power of your brakes. ,Race oriented brake pad ,For all HS-Brakes ,Incompatible with HS33 Urban ,4 single brake pads,Colours: Green Frog / Red.Standard PadsHigh durability – Whether a day trip or a trip around the world. You\'ll only have to think about servicing your brake afterwards. ,Standard brake pad for optimum grip ,For all HS-Brakes ,Incompatible with HS33 Urban ,4 single bake pads,Colours: Black / Grey.Grey Pads: For hard anodized and ceramic rimsGreen Frog Pads:For hard anodized and ceramic rimsRed Pads: For all polished rims, recommended for trialBlack Pads: For all polished rims, recommended for trial