Product Description:Product name: Double-sided anti-fog and anti-splash maskLens material: double-sided anti-fog PC materialSize: 33 * 22cmApplications: laboratories, chemical plants, homes, and public houses, etc.How to use: Before use, please remove the transparent protective film on both sides of the lens.Features:1. Effectively protect your entire face and prevent viruses from entering the eyes through flying dust and saliva!2. Protective masks are comfortable to wear without damaging eyes and skin health!3. High-temperature resistance, anti-oil splash, long-lasting anti-fog,4. The protective mask uses a highly transparent and environmentally friendly substrate with high definition and harmless to human health!