Product Name: Free Customs Mask Good Quality Face Kn95 Mask Model NO.: KN95 Shape: Triangle Face Mask Mask Type: Safe-Type Color: White Material: Superfine Fiber Mask Application: Security Mask Specification: 20pc Origin: China Product Description Free customs mask good quality face KN95 MASK1, Detail:Five layers: two layers non-woven fabric+two Medical grade melt blown cloth(filtration efficiency >95%)+air filter cottonThis product can effectively resist bacterial and viral transmission carriers such as droplets, dust and particles.Store in awell-ventilated and dry environment away from light and fire and pollution.Storage temperature: -20-38ºC, relative humidity <80%GB2626-2006 KN95validity period: 2years2,Products :3, Package:4, Our factory :5, Contact us :Shenzhen Calux Purification Technology Co., LtdWeb: www.hzf888.cnAdd:No. 7-3, Fudigang Second Industry Area, Pingdong Community, Pingdi Subdistrict, Longgang District, Shenzhen, Guangdong, China