Features:Made of good quality rubber, lightweight, anti-aging and durable.Good elasticity, firmly plugs into the handlebar, anti-slip and anti-fall.Fits for 22.2mm handlebar.Easy to install and remove.Suitable for mountain bikes, scooter, etc.Specifications:Materials: RubberColor Options: red, blue, blackSuitable for Handlebar Inner Diameter: Approx. 22.2mm / 0.87inchSize: 4*3*3cm / 1.57*1.18*1.18inchPackage Included:1 Pair * Bike Handlebar Bar End Installation instructions: Generally, the normal caliber of handlebars 22.2 is easy to install, but the thickness of handlebars of each brand is different. It can be installed with a little bit of force if the handlebars are thinner. The thickness of the handlebars (such as the caliber of the balanced trolley is usually smaller) should be fixed first, then a little paper sheet is padded on the plug and hammered into it slowly. If the caliber is too large, just stick a little glue under the plug.