Surgical,disposable,3 ply face mask Model:Ear Loop and Tie On Specifications Disposable Face Mask CE ISO approved Used in Hospital or by normal citizen BFE 95% BFE 99% High fluid respiratory protection 1.Use in Hospital or by nomal citizen 2.Anti-flu, HDM-1 protection,with a filter encased in 3 layers of none-woven fabrics 3.BFE 95%,BFE99% filter paper and normal filter paper 4.Standard mask size:17.5cm*9.5cm Standard Ear loop length:17-18cm 5.Tie on and Ear Loop(round or flar elastic) 6.Packager:50pcs/inner box or 50 pcx/opp..2000 pcs/ctn 100% brand new surgicar face amsk,with a filter encased in 3 layers of non-woven fabrics.It has high filtration efficiency and is best to prevent from the horrible flu.and also help avoid some disease,infection and reduce the spread of germs and bacteria.It could bring the health to you!