PROGRIP 793GYYL Gray/Yellow Dual Density Evo MX Grip Bi-compound competition grips with gripping pads to assist your 2 weakest fingers in holding onto the bars Ergonomic design to mound to your hand New reduced vibration gel system (RVGS) Harder density is against the bars with 2 softer density areas in the palm and against the flange Measures 22-25mm inside diameter by 115mm length