3 layer 100% cotton face masks. Wire over the nose for a snug fit, masks have a filter sewn into the inside that will last of the life of the mask. Fully machine washable and dryable. 2 bead system on elastic allow for the length of the ear loops to be adjusted for a custom fit. One bead serves as a stopper, the bead closest to the mask slides to lengthen or shorten for an ideal fit. Masks are approx. 8″ wide X 6 1/4 when fully opened.