Product Name: Disposable Protective Mask Main Raw Materials: Melt-blown non-woven fabric, Polypropylene non-woven fabric Specification: Flat 17.5x9.5mm Type: Earloop Color: Blue/White Weight: G.W(kg) 8.775, N.W(kg) 6.24 Standard: GB/T32610-2016 Certification: FDA, CE Packing Size: 52.5 x 41.5 x 34cm/ctn50pcs/box, 40boxes/ctn (2000pcs/ctn) Valid Time:3 years