The AOSHANG Surgical Masks are level 3 disposable face masks designed for various medical disciplines such as emergency medicine, dermatology, dentistry, and general surgery. Made in China, these masks are intended for use in healthcare, lab, and dental settings. With a quantity of 4 boxes of 50 units each, they provide a reliable and hygienic option for professionals in need of personal protective equipment during medical procedures or laboratory work. The AOSHANG brand ensures quality and trust in the product for professionals in the healthcare industry.