3m 4251 Vapour Mask for Organic Vapours , Mists & Particulates. Ideal solution for most organic vapour hazards including Styrene. It is essential to ensure a good face fit with this mask! Also suitable for paint spraying and welding. Please visit 3M's site to look at the specification if you are not sure. Will also filter fine dusts and bad smells very well, just pay attention of the fitment of the device. Being clean shaven as a male is essential, facial hair will break the efficiency of the seal.
Comes with a re-sealable bag which the mask should be stored in between use to prolong the life of the filters. From 3m Information: Protection against organic vapours with BP over 65ºC. Maximum use limitation on organic vapours is 10xWEL or 1000pp, which ever is lowest of the two and for particulates 10 x WEL.