The NNPCBT 100PCS 3 Ply Black Disposable Face Mask Filter Protection Face Masks are high-quality face masks designed for dental laboratory use. Manufactured in the United States, these masks offer reliable protection for both the wearer and the patients. With a total of 100 units included in each package, these disposable masks are essential for maintaining cleanliness and safety during dental procedures. The 3 ply design ensures maximum filtration, making them a practical and essential tool for professionals in the dental industry.