Material : 3 layers Non-Woven Fabric + Melt Blown + Non-Woven Fabric (25+25+25gsm) Color : Blue Color Design and Type : With Metalstrip nosebar, Loop ear headstrap and Latex-free BFE (Bacterial Filtration Efficiency) >=98% 1 Box contains 50 pieces of face mask Application : General Use in Healthcare and daily life Usage : Single Use