Lens of Swim Goggles:PC/Anti-fog/Prevent UV/Imitated Metal Circle Strap:Silicone Nose-belt:PU/L,M,S Gasket:Silicone Lens of Swim Goggles:PC/Anti-fog/Prevent UV/Imitated Metal CircleStrap:SiliconeNose-belt:PU/L,M,S Optional SizesGasket:SiliconePassed Certification:CE,BS,EN,ROHS and so on.