Size chart

US Women Shoe Size  US Men Shoe Size  Calf  Circumference 
SMALL 5 - 7 11" - 15"
MEDIUM 7.5 - 9.5 6 - 8 12" - 16"
LARGE  10 - 12 8.5 - 10.5  13" - 17"
X -LARGE  11 - 13.5 14" - 18"
 Tip: We recommend measuring your calf circumference and going with the corresponding size .