1.Material: high-strength polycarbonate product

2.Features: Anti-scratch, anti-fog, anti-ultraviolet, anti-chemical splash single lens, open without visual obstruction

3.Frame: PVC

4.Headband: elastic adjustment belt, suitable for various head shapes

5.4 indirect ventilation buttons

6.Can be used on myopia correction glasses

7.Applicable to: petroleum, petrochemical, chemical, electronics, metal smelting, mining and other industries