The BlueSpot 15 PCE Nuisance Dust Mask Set is specially designed for protection against non-hazardous dust and pollens which makes them ideal for most home decorating applications. Soft elastic strap provides increased comfort. Includes fifteen dust masks. This dust mask does not offer protection from hazardous dust, fumes, vapours or gases. Package Contents - Dust masks (x15)Metal nose bridge for better fitSpecifically for protection against non-hazardous dust and pollensSoft elastic strap provides increased comfortIncludes fifteen dust masks