Feature: This listing is for 2pcs Adjustable Convex Blind Spot Sport Rear View Mirrors. These round rear view mirrors are designed with adjustable back, it will give you a wider viewing angle to minimize your blind spot. They will help reduce accidents when lane changing, merging or highways etc. Installation is simply peel and stick on any standard mirrors. Specifications: Diameter: 3.4″ x 1.4″ Adjustable back to solve blind angle problem Minimize blind spot to reduce accidents Easy installation, simply peel and stick on any standard mirrors Package Includes: 2pcs Adjustable Corner Wide Angle Mirror