Name: Submersible glasses Material: Pvc Headband: Tpr material Lenses: 4mm Steel rings: Stainless steel outer frame Color: Black Size: Average (Face width 12cm) Scope of adaptation: Floating diving Suited to the population: Young adults Functions: Diving glasses are used to protect divers from choking water to protect eye rabbits from water stimulation, look at the protective mirror for underwater objects. Characteristics: - mirror pressure, security, convenience - lens, comfort、 adjustable - frames, strong、 strong resilience