JMU Black 500 Pcs Bulk Medical Face Masks - ASTM Level 3 4-Ply Disposable Masks for Adults, Healthcare Grade 10 Boxes

JMU Black 500 Pcs Bulk Medical Face Masks - ASTM Level 3 4-Ply Disposable Masks for Adults, Healthcare Grade 10 Boxes

4-Layers Protection: 500pcs/10boxes disposable face masks provide four layers of protection. Consists of three layers of nonwoven fabric and one layer of meltblown fabric for better filtration and better protection Medical Grade Quality: Our face masks meet ASTM Level 3 standards offering medical-grade protection, Particle Filtration Efficiency ≥98% Comfortable Fit: Disposable masks come with an adjustable nose bridge wire and elastic earloops to provide a comfortable and secure fit, suitable for different face shapes Perfect Breathability: The mask is made of soft non-woven material that offer high filtration and low resistance to breathing, reducing the mugginess for wearing mask Widely Use: These disposable masks are practical for a wide range of occasions such as healthcare worker, dentist offices, beauty treatments, public transportation & daily commutes and so on ASTM Level 3 Four-Layer Medical Masks, Adult Size (17.5cmx9.5cm), Black, 50pcs/box