ALL MEASUREMENTS ARE APPROXIMATE
X Small - 4.5" from bridge of nose to bottom of chin, 3.75" from middle of mouth to cheek (end of mask).
Small - 5.25" from bridge of nose to bottom of chin, 4.25" from middle of mouth to cheek (end of mask).
Medium - 5.75" from bridge of nose to bottom of chin, 4.5" from middle of mouth to cheek (end of mask).
Large - 6.25" from bridge of nose to bottom of chin, 5" from middle of mouth to cheek (end of mask).