The masks are made in Adult & Child sizes as indicated on the photos. *NEW LIGHT WEIGHT CARBON FILTER AND FABRICS ! *The inside material of the mask has a carbon filter and can be hand washed. *Hand wash with soap & water (just like your hands) DO NOT dry in clothes dryer...hang and air dry. All Masks are priced at $12.00 + 7.75 shipping. California residents pay 8.75% tax.Shipping is via USPS Priority Mailer.1-10 Masks are shipped in one mailer.Made in the USA!