This BYD Care N95 Particulate Respirator face mask is a must-have for anyone in need of protective gear. With 20 pieces included in each unit, you'll have plenty to last you through any emergency or medical situation. Made in China with quality materials, this mask is designed for use in emergency medicine, dermatology, cosmetology, dental laboratory work, endodontics, dentistry, anesthesiology, cardiology, endocrinology, and biological laboratory settings. The individually wrapped masks are easy to keep on hand and perfect for use when you need an extra layer of protection. Whether you're a medical professional or just want peace of mind when out in public, this mask is a great choice.