All fabric used is a soft cotton/poly blend.  Washable and reusable.  All masks have a metal nosepiece sewn in to create a tighter fit around your nose and across your cheeks. The ear loops are adjustable, so you could freely change its length according to your face contour.  All masks have a pouch for a filter.   (One filter included with each mask.)
 
Kids' Small/Medium - From 4 to 7 years old (one size)
Kids' Large - 8-12 years old (one size)
 
Adult Small - Smaller than average-size teenager or woman.
Adult Medium - Average-size woman or teenager
Adult Large - Average-size man or a woman with generous head size.
Adult Extra Large - Man or woman with generous head size, or man with an abundance of facial hair.
 
 
 
This mask does not have medical certification and is designed to form a first barrier of protection to minimize droplet projections as well as hand/mouth contact. Stay safe and wear in good health!