Color: Green Material: Aluminum alloy + Plastic Weight: Approx. 16.5g/piece Package Contents: Handlebar plugs * 2 Suitable Handlebar Inner Diameter Range: Approx. 15-23.5mm Product Description: 【High-Quality Aluminum & Lightweight Design】: High-quality aluminum alloy is used for the surface cover. While being lightweight (approx. 16.5g per piece), it achieves high strength, is rust-resistant, and has excellent durability. 【Waterproof and Dustproof Function to Protect Handlebars】: Combined with a special plastic expansion body inside, it effectively shuts out rainwater and dust. 【Smooth Design for Comfortable Grip】: The edges are rounded, so there is no discomfort when gripping the handlebars after installation. 【Expandable for Easy & Secure Installation】: Simply tighten the screw with the included hex wrench to expand from the inside and firmly secure. It won't easily loosen even with impacts or vibrations, and there's no worry of falling off. 【Wide Compatibility from Road Bikes to MTBs】: Compatible with various handlebar thicknesses, approximately 15mm to 23.5mm. You can use it on many bicycles, such as your road bike, mountain bike (MTB), cross bike, and city cycle. ※Note: 1. There may be slight errors in manual measurement, please understand. 2. Due to the light, lighting, and display resolution and settings during photography, there may be some color differences. Please refer to the actual product.