Ergon's GP1 BioKork Grips feature an anatomical design that keep your hands feeling incredible while creating a natural wrist angle for the ultimate in comfort. Complementing the sweet feel, these great grips also offer excellent pressure distribution with 100% support for your hands. The natural damping properties of cork make the BioKork extra comfortable as well. Plus, they're 100% recyclable, and made from sustainably-grown cork. Ergon grips also boast built-in bar clamps for fast and secure installation.