Specification :Applicable: specially developed for children aged 3-10Frame Material: SiliconeLenses Material: PolycarbonateAdvantage : 4-layer protective lensProtective lens 1 : Anti-Fog LayerProtective lens 2 : Clear LayerProtective lens 3 : UV Protection LayerProtective lens 4 : Anti-Scratch Peotective LayerUsing anti-ultraviolet coating : 100% UV PROTECTIONEyeglass straps : Easy to adjust - quick button designFeature 1 : Waterproof kids Swimming GlassesFeature 2 : Anti-fog Swimming GlassesFeature 3 : Child Swimming GlassesFeature 4 : Boys and Girls Swimming GlassesFeature 5 : No Leak Swiming GogglesFeature 6 : UV Protection Swimming GlassesAbout this Swimming GlassesFOG-UP?NOTheinnersurfacesofthelensesarecoatedwiththelatestAnti FogEnvironmentalTreatmentTechnology,thatprovidesmaximumAnti Fogprotectionforyourgoggles,andissafeforyoureyesandskinalsoofferaclearandlongdistantviewtofocusonswimmingunderwaterwith180-degreeperipheralvision.LEAKING? NOPremium silicone material and Ergonomic design used on the goggles ensure a snug fit on different facial forms and never allows water leak in.COMFORTABLE? OF COURSEThe silicone gaskets are super-soft and comfortable. They create a perfect seal every time due to their double-seal design, they are around the eyes, which can distribute the pressure evenly and provide a maximum comfort, never leave red marks around eyes and nose for hours after swimming.ADJUSTABLE? SUREEasy adjustment of the elastic strap and SOFT SILICONE SEAL ensures a COMFORTABLE and snug fit for most face types. The strap is easy to adjust between sizes and the quick release clasp on the side means you can fit them in seconds without getting them tangled in your hair.Package:1pc