3M VFlex 1804S Particulate Respirator NIOSH N95 Surgical Masks [CASE OF 400] S21
Here are its key specifications Size: Small (1804S version). Approval: NIOSH N95, FDA cleared for surgical use. Fit Features: Adjustable nose clip, uniquely designed tabs for positioning. Filtration Efficiency: ≥95% for solid and liquid aerosols.