1.antifog,mirror coating 2.silicone material 3.interchangeable nosebridge 4.optical SFECIFICATIONSLens with antifog and UV protection can avoid the sunlight going into the eyes directly when outdoor swimmingSilicone eyeseal provide soft and comfortable fit to eyes3 nosebridge sizes for your choice Item NO.3112MNAgeAdultsTypeOptical gogglesUsageSwimmingColorAny panton colorLens MaterialAntifog/UV ...