1.optical description 2.interchangeable nosebridge 3.100% silicocne material with high quality FEATURES Item NO1208NAgeTeenagers and adultsStrap MaterialSiliconeLens MaterialPCGasket MaterialSiliconeMOQ720pcsOEMAvailableColorAny color is availableMaintenance InstructionEach time after using,wash the goggle with clean water and air dry,do use the cloth to wash or scrub the lens,put the goggles ...