Size chart: Elastic Wrist Splint Right/ Left

Size Type Inches Cms
S 7.2 - 8.5 18.3 - 21.6
M 8.5 - 9.8 21.6 -  24.9
L 9.8 - 11.1 24.9  - 28.2
XL 11.1 - 12.4 28.2 - 31.5 cm