Size	Thigh (inches)	Thigh (centimeters)
S	10.5 - 12	27 - 30
M	11.5 - 12.5	29 - 32
L	12 - 13.5	31 - 34
XL	13 - 14	33 - 36

Note: Measure circumference of lower thigh, 6" (15.25cm) above the kneecap.

Size	Bicep (inches)	Bicep (centimeters)
S/M	7 - 8.5	18 - 21
L/XL	8.5 - 9.5	21 - 24

Note: Measure circumference of lower bicep.