3M Professional Multi-purpose Respirator with Drop-down, used for professional removal of certain mold, lead and sprays from coatings and sealants, provides at least 99.7-Percent filtration efficiency against solid and liquid aerosols including oils. Featuring a balanced design for more comfort and sweptback cartridges for improved visibility, the 3M Professional Multi-purpose Respirator with Drop-down is designed and constructed for performance and comfort. Easy to use, comfortable and lightweight, the 3M Professional Multi-purpose Respirator with Drop-down is a great choice in respiratory protection for the pro. Not recommended for DIY applications.