The product is a lot of 4 boxes of ICU Health Carbon Filter Face Mask Inserts, with each box containing 30 face masks. These white face masks are designed for adult unisex use and feature a carbon filter for added protection. Made in China, these one-size face masks are perfect for specialty costumes, reenactments, theater performances, or any other occasion where a personalized touch is not needed. With the trusted brand of ICU Health, these face masks provide high-quality protection in a convenient and easy-to-use style.