Composite frame Composite lens polarized UV Protection Coating coating Lens width: 2.36 inches Lens height: 2.09 inches Bridge: 17 millimeters Arm: 5.31 inches HIGH QUALITY MATERIALS The SUNIER oversized sunglasses are made of high quality plastic material that is durable enough for long time using. HIGH QUALITY POLARIZED and UV400 LENSSUNIER polarized lenses which are powerful anti-glare, can block 100% of both UVA and UVB radiation. UV400 rated sunglasses is essential to protecting your eyes against long term UV damage and keeping your eyes healthy when you are outdoor.