Mask's Size Chart

  Youth S/M Youth L/X Adult S/M Adult L/X
Hat Size 6 - 6 1/2 6 1/2 - 6 7/8 6 7/8 - 7 1/4 7 1/4 - 7 3/4
 Head Circ. (in) 20-20.75 20.75-21.25 21.25-22.75 22.75-24.25