* 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