4 Layer Equalivent to ASTM Level 3 Surgical Masks, BFE>99% (Box of 50)

Features:
UNIQUELY DESIGNED：Comfortable elastic earloop,extra-soft ear loops eliminate pressure to the ears. The inner layer is made of soft facial tissue, no dye, gentle to the skin.
4 LAYERS OF MATERIAL：The mask is made of 4 layers of high-quality non-woven fabric; it has a stronger filtering effect and is more warm and breathable. The middle layer uses a non-toxic meltblown cloth, providing strong electrostatic absorption efficiency. The outer layers uses soft polypropylene materials with high breathability.
100% STERILIZATION: All masks are produced in dust-free environments adhering to ISO 14644-II standards. Each mask undergoes a thorough sterilization process before packaging and leaving the manufacturing plant.
LIQUID / SPLATTER RESISTANT: Splatter resistant coating on outer layer. 

Specifications:
Color: blue

Type: surgical masks disposable

Size:17.5×9.5cm/6.9*3.7 inches, One size fits all

Package included:
50 pcs Disposable Mask

All Prices are in USD