Durable and comfortable, this dual purpose mask is ideally suited to most industrial applications. The ActivForm? seal automatically adjusts to different face shapes without the need for a nose clip. The loop strap allows easy application. The DuraMesh? shell increases shape retention and durability. Ventex?-valve reduces moisture and heat inside the mask. FFP3 protection against harmful and carcinogenic dusts, fumes and water/oil based mists/aerosols 20 x WEL