Swissstop offers the best braking performance in all conditions for all types of bike. The Swissstop RacePro 2011 GHP2 Aluminium Brake Pad Insert – 2 Pair are designed to fit Campagnolo 10/11 speed brakes since 2011. These offer a high performance compound for aluminium rims. They are excellent in the dry and unbeatable in the rain. These are great pads to use in the winter with extremely low pad and rim wear, one set will often see you though a season.