Size Chart:(Product Measurement)
S:Straps Length:14.4IN,Length:18.9IN,Waist Size:26.0-39.8IN,Length:8.5IN
M:Straps Length:14.4IN,Length:19.3IN,Waist Size:27.6-41.3IN,Length:8.9IN
L:Straps Length:14.4IN,Length:19.9IN,Waist Size:29.1-42.9IN,Length:9.3IN
XL:Straps Length:14.4IN,Length:20.5IN,Waist Size:30.7-44.5IN,Length:9.6IN
This data was obtained from manually measuring the product, it may be off by 0.39-0.79 IN