The original Betafit disposable mask, the BF-3030VSF has a number of features including a preformed nose bridge and four point head strap adjustment which has led the way for many years.
 
BETAFIT FFP3 NR Valved Mask, the BF3030VSF is our top of the range mask for ultimate protection
Assigned Protection Factor [APF] = 20 x Workplace Exposure Limit [WEL] for ultimate protection against very fine dusts and mists
Metal free construction
Excellent fit with preformed nose bridge, adjustable head straps and complete foam inner face seal
Exhalation valve with electrostatic filter media to allow low breathing resistance for optimum comfort