Protection for people and workers who place great value on facial expressions such as children, people with hearing problems, police forces and nurses. The mask can be used also as non-sterile mask in hospitals and vaccine centres. No fogging of glasses thanks to extra soft nose pads. Colour: Black and white Size: Standard and children Box: 50 pieces Languages: Italian, French, German, English, and Spanish Brand: ST-Cleantech AG Classification / Standard: Medical device: Class I / according to DIN EN14683:2019. Material: Consisting of: non-woven fleece layer PP, filter material PP manufactured in meltblown process, PP window (13.4x3.7x0.2 cm) ultrasonically welded latex-free, nose clip, aluminium wire PE coated, ear bands made of elastane. Level of performance: According to type IIR (same test standard to be applied). Filter efficiency antibacterial (BFE): Norm: 98% - Test result: 99.9%. (according to EN 14683:2019+AC:2019, Annex B). Respiratory resistance: Standard: