Small: Large Pony (14.0-14.3hh) - 10.5-11.25” Circumference
Medium: Small Horse (15.0-15.3hh) - 11.25-12” Circumference
Large: Standard Horse (16.0-16.3hh) - 12-13” Circumference
X-Large: Oversize Horse (17hh+) - 13-14” Circumference
How to fit your EquiFit boots:
For a more accurate fit, measure the circumference of your horse's ankle using a soft measuring tape. In order for EquiFit boots to work properly, they must fit very securely. More contact with the horse’s leg means more support and protection.