Norwex Reusable Face Mask with BacLock - Adult-Gray, 50 Pack Brand new without tags You will receive (50) FIFTY Norwex Face Masks Diamond light gray in color with darker gray trim, inside is white Adult, Measurement is approximate: Adult Sizing: 15 cm x 11 cm / 6.0? x 4.3? Soft, comfortable Norwex Microfiber helps protect you and those around you. It Is recommend that if you like the fit of the mask that it be hung to dry rather than machine heat dried. This will preserve the fit and prevent shrinkage. The Norwex Reusable Face Mask with BacLock is made using our premium quality microfiber and provides both protection and breathability. Tested and proven to filter 81% of 0.1 micron-sized particles, it is reusable and extremely comfortable wash after wash. Not a medical grade mask nor a replacement for medical grade Personal Protective Equipment (PPE). WHY IT?S BETTER ? Proven to filter 81% of 0.1 micron-sized particles. The BacLock* in the cloth?our exclusive micro silver antibacterial agent?offers continuous protection against microbes and odors within the cloth. Made from comfortable, silky soft Window Cloth** microfiber that provides full coverage.