Our Res-Q 300 Basic is proven to control the spread of germs or keeping airborne dust from becoming a nuisance. These face mask is ideal for procedures where low amounts of fluid, spray or aerosols are produced. NO EMBOSSED LOGO ON THE MASK Type Reference: Ear Loop(2-403EL) Color Reference: Blue(B), Green(G), Pink(P), Yellow(Y), Purple(L), Orange(O), White(W), Black(K) Packing: 50pcs per box, 20boxes per carton