The Moldex Pack of 20 FFP3 NR D Classic Series Valved Masks, dual-purpose and ideally suited to most industrial applications. The loop strap makes it easy to put the mask on and take it off. The mask has DuraMesh for optimum shape retention and durability. The ActivForm seal automatically adjusts to different face shapes and sizes with no need for metal nose clips. The Ventex-Valve reduces heat and moisture. FFP3 NR D for protection against harmful and toxic dusts, fumes and aerosols based on water and oil. 20 x Workplace exposure limit.EN149:2001 + A1:2009