Made from TPR comfortable feel and good wear resistance slip resistance and shock absorption.Durable aluminum alloy clamp lock both ends design prevent skidding effectively.Ergonomic designed increase contact area to reduce the pressure on the palm during cycling.Fits for normal bicycles handlebar in outer diameter approximately 22.2mm0.87 Inch.The handlebars grips are shaped integrally stable and durable including two allen wrenches for installation.