BIRCH's Retro Flat Top Original Hipster Style Square Aviator Fashion Sunglasses (Matte Black) plastic frame plastic lens non-polarized Lens width: 60mm BIRCH (a registered trademark) +++ Please note that BIRCH is a registered trademark. GIFT OZ is the ONLY AUTHORIZED SELLER of our products. Please make sure to buy from GIFT OZ to ensure you receive the accurate item. BIRCH is not responsible for other sellers selling a different, inferior quality of our products.+++ Retro Flat Top Original Hipster Style Square Aviator Fashion Sunglasses A Great Oversized Sunglasses for Your Perfect Look Gloss or Matte Finished Frames Lens Width: 60mm, Lens Height: 52mm, Bridge: 13mm, Total Height: 58mm, Total Width: 145mm