Specification: Material: Nylon bracket/glass mirror Size: as shown Color: as pictured Weight: 220g Applicable handlebar diameter: 17.2-20mm Suitable for: Bicycle/E-Bike/Motorcycle Features: Simple and convenient installation, Mirror high-definition, safe, high-definition, 360-degree angle adjustment, reflector, Long-distance wide-angle field of view The package includes: 1*1 pair of bicycle mirrors 2*Installation wrench .