3 Layer 25gms Mask Size: 145mm x 90mm PPMG 2.5 or better 25 gms Melt Blown Fabric Filter Ear Loops Metal Nose Clip Bacterial Filtration Efficiency >=95% Colour: Blue Pack Size : 50 per box / 40 boxes per carton * Other sizes, colours and packaging available upon enquiry More information and SOP are available on our website catalogue.