Each mask has a filter, pocket for a filter, nose wire, & adjustable ear loops. Every mask comes with one filter. For washing: please machine wash in cold water, or hand wash & dry flat. Do not bleach! The size is 7.5"x5.25". These are handmade with care in my smoke-free & pet-free home. Valentine Face Masks, 3 Layer Masks, Styles, Pocket For Filter, 1 Filter Included, Nose Wire, Adjustable Ear Loops, Adult Size