Product Name: Square Aviation Sunglasses. Style: Retro Fashion. Color: Black. Lens Material: Polycarbonate. Frame Material: PC. Polarization Type: Non-Polarized. Product Size: Total Width: 145mm, Frame Width: 56mm, Frame Height: 47mm, Nose Bridge Width: 18mm, Temples Length: 141mm, Weight: 22g. Package Included: 1 x Sunglasses. Note: Please check the size carefully before you buy the item and a slight color difference should be acceptable due to the light and screen.