The P3 R D mask is an upgrade from the P3 R mask it is fitted with carbon filters so it also offers protection against low level odours The head strap has four adjustable locations for increased comfort and a protective head band at the rear. The compact design further reduces the risk of the mask interfering with the users line of vision, or with and eye or ear protection that must also be worn. Elipse Reusable Safety Respirator with P3 R Nuisance Odour Filters Provides protection against low level odours, toxic dust particles, metal fumes (smoke), mists & Vapours, Bacteria and Viruses. Typical applications: Welding, Metalwork, Construction, D.I.Y Conforms to EN140 & EN143 Designed to fit the contours of your face. Odour free, Non-allergenic, Medical Grade Materials, Latex & Silicone Free. Easy 4-point adjustable light weight head strap. Flexible materials to fit the curvature of the face and patented low profile filter design to give maximum field of vision. Non-return exhaust valve to reduce risk of wearer fatigue. Use with P3 R D Nuisance Odour Filters.