SINCA Protection Swim Goggles anti-fog water sports glasses for adults gray frame 180-degree perspective, with anti-fog and scratch-resistant coating added, which is durable. 100%UV protection, UV-RAY, anti-leakage, in that way your precious eyes will be protected from hurt while you are swimming. The goggles band is easy to adjust. Even you are in the water, you can adjust the tightness quickly for best wear sense. With soft silicone gasket and lasting anti-fog PC lens so that the most comfortable swimming experience can be guaranteed. The lens material: PC polycarbonate and Silicone.The frame material: Polycarbonate.