Easy To Use: The Mirror Can Be Mounted Without Tools, We Deliver 2 Non-Slip Rubber Seals For Extra Friction To Hold The Lens To The Reflector Mount, And Can Be Securely And Easily Attached To Any Mounted Handlebar ( Suitable For Handlebar Diameter 22-32Mm) 360 Adjustable Design: This Bike Mirror Has 360 Degree Rotating Lenses To View The Road From Different Directions And Provide You With A Multi-Angle Rear View . Designed With A Flexible Adjustable Support Bar That Can Be Bent Into Any Angle. Hd Convex Bike Mirror: 8-Diameter Wide-Angle Acrylic Mirror, Convex Lens That Can Expand The Field Of Vision, Clear And Wide , For Maximum Safety On The Bike. With This Mirror, You No Longer Need To Turn Around To See The Road Behind You. (Note: Remember To Remove The Protective Film From The Surface Before Using). Light Weight, But Strong: It Weighs Only 108 Es. But The Sturdy Polymer And Aluminum Construction Makes This Mirror A Perfect Combination Of Super Strength And Weight. It Is Equipped With Aluminum Support Tubes And A Black Plastic Shell Which Provides Better Stability When Passing Over The Irregularities Of The Road. Wide Uses: This Bicycle Mirror Is Suitable For Handlebars From 22 To 32 Mm In Diameter And Can Be Mounted On Both Sides Of The Handlebar. Suitable For Most Bicycles, Such As Road Bikes, Mountain Bikes, Bmx, Electric Bikes, Motorcycles, Cruisers, Electric Motorcycles, Etc.