Specification: Folding respirator packed in a tightly sealed individual bag to prevent contamination. Fluid-resistant outer shell to reduce risks of contamination. Ultra-soft hypoallergenic Willtech™ nose seal with absorption properties and a tight film. Performed and colored nose bridge to save time to perfectly adjust the mask and to instantly identify its protection level. Shielded exhalation valve with an exclusive design to breathe easily and to avoid any risk of leakage due to a membrane damage. Vast interior volume with built-in chin piece for a better fit and a communication made easier. elasticated sliding straps, highly flexible and resistant, to ease donning/ doffing. Lightweight respirators(15g) to reduce wearers fatigue. No latex, no silicone, nor PVC. Dolomite-tested. Bo dispenser to save time.