Hign-concerned Chemical:None Motobike Make:Universal Origin:Mainland China Material:UV resistant material Feature 1:2PCS Motorcycle Slip-on Grip Covers Feature 2:Anti Vibration Comfort Handlebar Grip Cover Feature 3:Applicable Sleeve Inner Diameter 3.17-3.68CM Feature 4:Motorcycle Handlebar Cover Feature 5:Slip-on Foam Anti Vibration Comfort Handlebar Grip Cover Feature 6:For BWM Anti-slip Motos Handle Levers Specification. Material: UV resistant material Color: black Specifications: Inner diameter 27mm (applicable range 2.6-3.0CM) Inner diameter 31mm (applicable range 3.17-3.68CM) Inner diameter 21mm (applicable range 2.1-2.6CM) Description. Motorcycle slip-on grip covers, sold as a pair. These grip covers improve rider comfort by greatly reducing vibration while increasing the thickness of the standard grip. They can be cut to length and simply slide over your existing grip. Increase overall grip thickness by 6-8mm Methods. 1. Apply a liberal amount of diluted soapy water (for lubrication) to the inside of the grip and grip cover. 2. Attach the grip cover to one end of the grip, wrap it in a towel, and slowly screw the cover into the inside Note: Do not tear the handle cover vigorously during installation. If the outer side of the handle is raised, turn the inner side of the handle sleeve outward and repeat the above steps