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Polycarbonate anti-fog goggles, indirect ventilation for 4 vents, flexible PVC body, elastic fabric headband. Whole-piece transparent polycarbonate lens safety glasses, key-shaped glasses feet, integrated polycarbonate bridge, anti-fog, anti-shock, anti-scratch, can absorb 99.9% of ultraviolet rays. Used for eye protection during emergency rescue. It meets the standard of GB14866-2006 "Technical requirements for personal eye protectors".