Box of 50 triple-layer hygienic mask with a heat-sealed finish, with fixation elastics and adaptable nose clip for a firm fit. Exterior and interior layers made of Non-Woven (polypropylene). Meltblown intermediate layer (made up of 90% polypropylene and 10% viscose).
In compliance with the UNE 0064-1: 2020 Specification.
Bacterial filtration efficiency (BFE) ≥ 95%.
Breathability (differential pressure) <60 Pa / cm2