Ergonomic design conforms to rider's hand without feeling bulky, provides padding where it is needed most Half-waffle pattern on the front of the grip provides extra control when you are off the back of the bike Single Clamp - Version 2.1 lock-on system for more usable grips space and improved comfort on the outside of the grip Variable knurl pattern alternates from smooth to sharp texture to provide more traction without irritating your hands Reinforced end molded out of soft, but durable, material to prevent grip blowout. ODI E-MTB LOCK ON GRIP ELITE PRO V2.1 GRH/BLK