3M Aura Flat Fold Face Mask Disposable Dust, Mist, Fume Respirator, FFP3, Valved, 9332+ (1 Mask) Flat fold disposable FFP3 respirator offering reliable, effective protection against higher levels of fine dust, mists and metal fume. Low breathing resistance filter technology for easier breathing through your shift Ingenious 3-panel design that accommodates greater facial movement during speech so much more comfortable to wear Cool Flow valve reduces heat build-up to offer workers comfortable protection - even in hot and humid conditions. Supplied in hygienic individual packaging to help protect the respirator from contamination before use, also allows practical storage and dispensing in the workplace.