3-ply face mask with superior comfort thanks to exceptional breathability, micro-organism-free products ready for the operating room. Masks are manufactured in a clean Room environment ISO 7 and are compatible with EN ISO 11737-1 requirements on bioburden. Type IIR protective splash-resistant material (according to EN 14683:2014). Bacterial filtration efficiency up to 99 %. Latex free. Full width nose piece provides a comfortable adjustable fit.