1)uv400protection,anti-fatigue,anti-ultraviolet,pglasses (2)Can blocking the electromagnetic wave radiation, and has no side Eyesize :54 Bridge of the nose width:17Its leg length:139Glasses face width:137the width of glasses:32(1) Can blocking the electromagnetic wave radiation, and has no side to eyes.(2) protective glasses laser , :uv400protection , Laser Eye Protection , anti-fatigue,anti- ...