Valved Fold Flat Respirator FFP2, featuring an added exhalation valve, this mask protects against fine, toxic dust, fumes and water based mists. This respirator mask can be used in concentrations of contaminants up to 10 times the WEL. The handy, fold flat design makes it easy to store between uses. Each mask is packed individually in a polybag for easier storage. 20 in pack. CE certified. Conforms to EN149:2001 and FFP2 for moderate levels of fine dust.