Spirit Socks size guide

Size: Small / Medium (US Mens 4-8 / Womens 6-10)

Foot Length (inches): 7

Calf Height (inches): 5 3/4

 

Size: Large / X-Large (US Mens 9-13 / Womens 11-14) 

Foot Length (inches): 8 1/4

Calf Height (inches): 6 1/4