Lens of Swimming Goggles:PC/Anti-fog/Prevent UV/Imitated Metal Circle/Mirror Coated Strap:Silicone Nose-belt:PU/L,M,S Lens of Swimming Goggles:PC/Anti-fog/Prevent UV/Imitated Metal Circle/Mirror CoatedStrap:SiliconeNose-belt:PU/L,M,S Optional SizesGasket:SiliconePassed Certification:CE,BS,EN,ROHS and so on. MC-3809 Mirror Coated Swimming Goggles