Our cotton jersey face masks feature unique art designs that will make others smile when they see you approaching at work or while running errands. Our face masks are designed and custom printed in USA. Each mask is made with a double layer of breathable fabric (100% cotton fabric interior and polyester fabric exterior), with adjustable ear bands to comfortably secure the mask to your face. They are also machine washable. Please note, this mask is not for medical use and it is not a substitute for N95, surgical or procedural masks. Please wash your masks before wearing. We recommend that adult women measure per our guide to determine best fit for their face. Adult men will likely need L mask size. (Small/Medium). Mask measures approximately 7" x 4.25" when laid flat. (Large/X-Large) Mask measures approximately 8.25" x 4.5" when laid flat. As masks are hand sewn, there will be ever-so-slight variations in size. Due to the nature of this product, masks are not returnable.