Reynard Medical Face Masks Ear Loop Disposable 3 PLY ASTM Level 2 Masks 50 PiecesDisposable medical ear loop masksProtection against bacteria, viruses and dust.Tested to ASTM Level 299% Bacterial Filtration Efficiency (BFE)50 masks per boxReynard Face Mask 3ply with Earloops Level 2Reynard disposabl..