This fun mask has several great features for keeping your child healthy. It is made with double layer breathable fabric and fully covers from the top of the nose to the bottom of the chin. The ear straps are soft elastic and have rubber pieces that slide in place for a better fit. This mask also comes with a built-in pocket to insert a filter if desired. One size fits most. Also fits most adults. These masks are for general non-medical purposes only. We believe medical, surgical, or N95 masks should be reserved for healthcare workers and medical first responders. Please note: Bandanas, handkerchiefs and face masks are not eligible for refunds until further notice.