KN95 Respirator Masks Without Valve. Tested to En149:2001+a1:2009 Classified as FFP2 Filtration Facepiece 2 with Filtration Level of 94% for Foreign Particles Measuring Up to 0.6 µm. These Face Masks Are Not Designed for Use in a Front Line or High Risk Medical Environment They Are Designed to be Worn in Public Whilst Out & About in Supermarkets, in the Office, on the Bus Etc Universal Fit. Fully Certified. Sold in Packs of 25 - Minimum Quantity: 100. Lead Time: 3 Days If Order Placed Prior to 14:30 Mon - Fri Will Be Dispatched Same Day For Delivery within 48 hours. Cost of Delivery Additional to Listed Price. Pre-Payment Required On All PPE Products. Based on MOQ - 1 pack of 25 = £31.25