SHINU Wood Skate Polarized Sunglasses Handmade Wooden Wayfarers Glasses-Z68004 Composite frame Composite lens polarized Lens width: 53 millimeters Lens height: 42 millimeters [UV400 PROTECTION]: UV407 lens protect your eyes from harmful UVA and UVB rays during your exposure. Each Frame is Polished and Coated with A Water/Sweat Protective Layer. Natural wooden sunglasses is very comfortable, light and float in water. Great for outdoor activities and water sports!