ProChoice Dust Masks Promesh P2+Valve+Carbon 

Flexible mesh which ensures optimum shape retention for a perfect, airtight fit,Protects against nuisance level organic vapours in addition to P2 rating,Moulded nose piece for close fit,QuickLock straps for easy fit and release,ProValve for increased exhalation efficiency and comfort – reduces heat build up under mask,Resealable poly bag ensuring masks remain hygienically stored