Description Ergonomic Design：The bike grips design with the ergo palm rest, the little “wings” give more surface area, much more comfortable as opposed to round grips. reduce hand fatigue when riding your bike More Comfortable: This bike handle grips use a softer and more gripping grip leather surface. liquid silicone provides additional shock absorption, these will to absorb vibrations and enhance the quality of your rides. Very comfortable for short to moderate ride Easy to Install: The mountain bike grips were easy to install with the included hex wrench to tighten up the locking collars on either side of the grip. The end caps pop into place and stay secure Standard Size: The length of bicycle grips is 5.19inch , fits for the handle bar of bike with diameter of 0.87in(22.2mm), great replacement grips for BMX, mountain, MTB, MTN, beach cruiser, scooter, folding, downhill, commuter, city bike etc Multiple Colors: This bike handlebar grips has 4 fashion colors for you to choose. The selection of colors allows you to match the grips to the hues of your rides. AFTER-SALE SERVICE: Any quality problems please contact us via Amazon inbox message at any time for a replacement or refund