The STFFP3VM FFP3 Valved Disposable Dust Mask provides reliable protection against hazardous dusts, solid particles and non-volatile liquid aerosols. Featuring a moulded cup design and low-resistance exhalation valve for improved comfort, it's ideal for construction, manufacturing and other demanding environments. Certified to EN149:2001 + A1:2009 FFP3 NR and supplied in boxes of 10.