To determine the correct size, use a tape measure to measure the circumference of your hand by placing the tape measure around your middle hand below the knuckles with your hand open. Make sure that the measuring tape does not constrict when measuring or is too loose around your middle hand.

 Size  Hand Circumference
 XS  7.1-8.1"
 S  7.5-8.5"
 M  7.9-8.9"
 L  8.3-9.2"
 XLarge  8.7-9.6"