Polarized Photochromic TR90 UV 2872 Black Polarized Photochromic [KKD] Color-Changing Sunglasses, Square, Lightweight, Frame, Unisex, Protection,

These polarized and photochromic sunglasses combine two features: polarization and photochromic properties. They reduce glare while maintaining clear vision. Polarization function: Suppresses diffuse reflection from buildings, roads, water surfaces, etc., reducing glare and providing a clear view. Dimming function: The stronger the sunlight (UV rays), the darker the color becomes, reducing glare. Frame size: 53□17-145 Overall width: approx. 140mm (can comfortably extend up to approximately 155mm at the temples) Lens width: approx. 53mm Lens height: approx. 32mm Temple length: approx. 145mm Weight: approx. 15g A classic square-shaped frame with a matte finish. Made from lightweight TR90 material for comfortable wear. [KKD] Color-Changing Polarized Photochromic Sunglasses, Square Frame, Lightweight, TR90, Unisex, UV Protection, 2872