The Tangent Contour grips are constructed of a proprietary Soft Compound TPE material, featuring a contoured pattern and a small flange; these grips provide exceptional feedback and control. The addition of the new v2.1 Single-Clamp Lock-On system makes installation a breeze and ensures that your grips stay put no matter what the conditions. Contoured Rib DesignSmall Flange for just the right amount of supportSingle clamp - Version 2.1 Lock-On SystemProprietary ODI Soft Compound MaterialHand Friendly Soft Ends - Reinforced for Added Durability30.5MM Slim DiameterItem SpecificationsColorBlackDefined ColorBlackFlangeNoLength135Lock OnYesShapeRound ODI Tangent Contour Grips Grip UPC: 711484193194