AOSHANG Disposable ASTM Level 2 Medical Face Mask

Disposable Medical Face maskBrand name: AOSHANGPlace of origin: Tianjin, ChinaType: Disposable medical suppliesColor: BlueSize(cm): Length × Width: 17.5 × 9.5 × 3 layers, tolerance: ± 10%Material: Non-woven ASTM F2100 Level 2 Masks Usage Direction 1. Hold mask with earloop fasteners on the outside of the mask. 2. Secure nosepiece comfortably over bridge of nose. Pull mask down fanning mask under chin. 3 Pull earloops tight around ears. Confirm mask is secure around circumference of face for customized safety. Performance Factor Results Characteristics: Level 2 BFE: >=98% Resistant: 120 mmHg Differential Pressure: <= 5.0 Flame Spread: Class 1 These masks should be disposed of after each use. These masks contain an aluminum nose piece and should be stored in a cool, dry place. Avoid exessive heat( 40C or 104F)   *Packaging may vary Due to hygienic reasons, we cannot accept returns on masks. All sales are final.