The Specialized Enduro Grips are designed for all mountain & enduro riding. They use a dual-density compound where the inner core is thicker than your average grip in order to deal with big shocks, while the outer part has a softer density to better absorb vibrations. The surface of the Enduro Grips has a textured pattern for no-slip performance on the trail. Put it all together, & youre looking at grips that are going to leave your hands comfortable & fresh over your whole ride. Softer density on the outside for superior vibration damping. Dual-density compound for enhanced comfort & bar adherence. Softer, thicker padding for heightened comfort. Higher-density inner core for secure bar attachment. Textured pattern provides non-slip performance. Diameter: 30mm