1. Measurement A
Measure the circumference of the far or distal thumb joint.
2. Measurement B
Measure the distance on the palm from the distal thumb joint to the center of the wrist crease.
3. Refer to Chart
On the appropriate chart (see links below), find the square where Measurement A and Measurement B meet. The square should fall within a bold area corresponding to the correct size. Clearly differentiate the side when ordering the size.
4.- Record sizes. Note splint size and left or right hand, as this is required when ordering.
