Spider Grips Slim Line SLX Grips (GREEN/BLACK) Super Slim vibration damping grips with dual-layer technology that is unbeatable for off-road and supermotard riding. Made from special compounds which are tacky so you can hang on with less effort and fatigue. Designed to be tough enough for the dirt with a full flange and an armored end cap.Vibration Dampening Core:Spider SLX grips are designed with a Vibration Damping Core. This Acoustical Rebound Layer is engineered with your riding in mind. Spider's grip design has a specially shaped core with an innovative boundary layer.