Specifications: Have gotten the NELSON certification and BFE has reached to 99.1%. Our Non-woven face mask have been gotten the NELSON certification and BFE has reached to 99.1%. This rate is much higher than normal standard of 98%. 1. Soft, lightweight, Comfortable, odorless 2. Fiberglass free, Tie on 3. Non-irritating to skin, 4. Permits air passage and breathable 5. In clinical offices, housework, gardening and maintenance for filtering dust, pollen, and bacteria 6.In laboratories and factories for blocking liquid mists, harmful airborne chemicals and fine particles Specification: 1.Material: 3Ply 18GSM PP+20 GSM filter +pp 25GSM PP 2.Dimension: a)17.5x9.5cm(for adult use) b)14.5x9.5cm(for children use) c)12x7cm(for baby use) 3.Packaging:100pcs/inboxes 10,000pcs/ctn, 100pcs/Pebag 10,000pcs/ctn 4.Customer's logos can be printed on 5.Various colors available such as white, blue and green 6. We adopt materials produced by machinery 7.Sanitation and quality in accordance with CE,FDA,ISO9001standards 8.Inner packing: 100pcs/inner box Outer packing:: 1000pcs/ctn 3-ply PP Face Mask With Tie