PROGRIP Custom Grips - PG842 Closed EndReduced vibration, double density gel grips to enhance your ride. These custom grips provide cruiser styling for standard bar sizing. Progrip's duo density technology means the harder inner compound will grip the handlebar without spinning, while the softer outer gel compound is more comfortable for your hands. And with the Reduced Vibration Gel System (RVGS), these Progrip custom bike grips will keep you happily riding for longer. Double density gel