Product Name: Small Round Sunglasses. Lens Material: Polycarbonate. Lens Features: UV Protection, Anti-Reflective. Frame Material: Metal. Color: 10 Colors for your choice. Polarization Type: Non-Polarized. Product Size: Total Width: 132mm, Frame Width: 28mm, Frame Height: 28mm, Nose Bridge Width: 21mm, Temples Length: 140mm, Weight: 14.3g. Package Included: 1 x Sunglasses. Note: 1. There is a 2-3% difference according to manual measurement. Please check the size carefully before you buy the item. 2. Please note that a slight color difference should be acceptable due to the light and screen.