4ply active carbon surgical disposable face mask

Material: 1st layer: 20gsm PP non woven 2nd layer: 40gsm active carbon fabric 3rd layer: 20gsm high filtration paper paper, BEF95% ~ BEF99% 4th layer: 25gsm PP non woven Size: Adult: 17.5*9.5CM Child: 14.5*9.5CM Packing A. Regular Packing : 50pieces/box, 2000pieces/carton B. Individual Packing: 1piece/polybag(can be printed), 50pieces/box, 2000pieces/carton C. Customer's requirements. Qty/20GP/40HQ A. Regular Packing : 350cartons/20GP, 800cartons/40HQ B. Individual Packing: 300cartons/20GP, 650cartons/40HQ Payment A. T/T B. L/C at sight C. Alibaba trade assurance order (For Sample Fee & Courier cost) Sample Free, shipping freight should be paid by buyer.(Can be returned when order is placed) Delivery Time 15 ~ 25days for 1*40HQ. Function Filter pollen, dust and bacteria Feature 1.BEF95% / BEF99% 2.High filtration Capacity 3.No Stimulus to human skin 4.Soft,Comfortable,Odorless,Breathable 5.Filter pollen, Dust and Bacteria 6.Nose Bar Adjust 7.Cheap and good quality