Ergonomic bicycle rest handlebars are designed for long-distance cycling.They are used to relieves your fatigue and hand pressure under a good road conditions. Features: Relieves your fatigue and hand pressure for long riding. Lightweight and strong aluminum alloy grip for low wind resistance and duarability. Fits handlebar with diameter from 25mm to 31.8mm(by adding or removing plastic gaskets). 8cm adjustable length meets different arms. Sponge pads help your arms and elbows rest comfortably. Easy to install and remove. Specification: Material: Plastic + Aluminum alloy + Sponge Unit Size: 34 * 7.5 * 2.1 cm / 13.4 * 3.0 * 0.8 in Weight: approx. 430 g / 15.2 oz (for a pair) Package List: 1* Pair of Bicycle Rest Handlebars