PS21 is an indirect ventilation goggle with acetate lens material suitable for chemical use. Superior anti-fog treatment (marked N on the lens) and ultra soft frame ensure a comfortable wear for long working days. CE certified. Anti-scratch coating. Anti-fog coating N. Retail bag. Chemical. Vending ready. Indirect ventilation. Ultra lightweight. 100% Metal free. PS21 is an indirect ventilation goggle with acetate lens material suitable for chemical use Superior anti-fog treatment (marked N on the lens) and ultra soft frame ensure a comfortable wear for long working days CE certified Anti-scratch coating Anti-fog coating N