Generally a child 6 & under would wear a Youth Small and a child ages 6-12(ish) would wear a Youth Large.
Youth Large – 9.07”w x 5.29”h
Adult Small – 9.89”w x 5.96”h
Adult Large – 10.7”h x 6.5”h
*this is the flat template before the nose and chin are pulled and sewn together to draw it in, and before trim is applied around the edges*
Outer layer: Polyester / Spandex (Lycra)
Inner layer: Cotton
Disclaimer: Not FDA-approved, intended for medical use or proven to reduce the transmission of disease.