?PACKAGE INCLUDES? 1x Full Face Cover, 2 x Filter Boxes, 14 x Filters Cotton, 2 x Plastic Covers, 1 x Black Storge Bag. We are committed to ensuring that you are 100% satisfied. If you have any questions, please contact us directly. ?Professioonal Heavy Duty Filtration System?Our full face cover adopts a polycarbonate large window screen and a dual filtration system, which can effectively block 97% formaldehyde, organic vapor/gas,, pollen, smoke dust and other particles in the air. ?Fully Adjustable Comfort Strap? The full face cover fit most head shapes. The head adjustment strap of the mask can be adjusted freely.tight and comfortable wearing;Comprehensive anti-splash, anti-fog, to prevent the intrusion of tiny substances. ?Widely Used?Dust mask Applications include laboratory,Chemicals,Agriculture, Pray paint,Petroleum, Mining, Metallurgy, Manufacturing.Machining, Welding, etc.It is the ideal respiratory protection product for your life and work. ?Safe Material?Respirator mask Made of food-grade silicone and thermoplastic elastomer material , comfortable, safe, durable, the soft silicone gasket ensures good air tightness, it will protect your health. Strap closure.Best Sellers Rank: See Top 100 in Tools & Home Improvement. Special Feature: Heavy Duty,Reusable. Material: Silicone, Cotton. Number of Items: 19. Size: 18.5x15.75x19.69. Brand: DBYUSB. : B0BDDZ6PR7. Date First Available: September 7, 2022. Department: unisex-adult. Package Dimensions: 9.45 x 7.56 x 6.02 inches; 1.83 Pounds.