These face masks are made from cotton printed fabric and lined with a white cotton poplin layer. The masks also have an inserted adjustable wire piece at the top to be molded around the nose. 1/8 lightweight black elastic offers comfort. One size fits all adults or children 12 and up. Face masks are pressed at high temperature and handled with maximum care before shipping. It is recommended to either pre-wash the mask before use on a gentle cycle, or hand wash, hang to dry (do not tumble dry) or pressed at high temperature.Shipping estimates are 2-7 days. Ships within 1 day from order. Returns are at this time not accepted. Each mask has a slightly unique print area.