The uniquely developed Series 3000 Air from Moldex offers extremely low breathing resistance and therefore increased performance of both mask and wearer. The filtering surface is almost three times larger than a standard filter product, allowing you to breathe more easily. Available in TWO sizes for optimum fit. These masks are individually bagged and PVC Free. The ActivForm? and comfort nose seal automatically adjusts to different face shapes and movements to give a secure fit. The Strap and clip allows you to hang the mask around the neck during breaks. The DuraMesh? shell increases shape retention and durability. Ventex?-valve reduces moisture and heat inside the mask. FFP2 protection against toxic dusts, fumes and water/oil based mists/aerosols 10 x WEL (Workplace Protection Limit).