Prozone ASTM Adult Medical Surgical Masks (Sky Blue) – Special Offer: Not Individually Wrapped, 50-Pack – Dust- and Dust Mite-Proof

The American medical ASTM F2100-19 Level 2 standard

*Bacterial filtration rate > 99%

*Particle filtration rate > 99%

*Virus filtration rate > 99%

Blood permeability resistance > 120 mmHg

Flame retardant level: Class 1

*Super soft and painless ear straps

*Allergen-resistant and smooth material

Product composition: New material medical non-woven fabric is used, with meltblown fabric as the raw material, which is processed by ultrasonic heat and spot welding. The ear strap design with a 'nose clip' makes the face fit better, suitable for various face shapes.

Product advantages: Breathable, dust-proof, germ-filtering, ultrasonic sealed edges without particles, comfortable to wear. It can effectively block dust and microorganisms, not tight for a long time wearing, no allergic reaction. Smooth fabric is used to reduce fiber shedding, washable, no maintenance required, convenient and practical, safer and more hygienic.