Fly Free Boots provide your horse's legs with protection against flies and biting insects. Easy application while having an adjustable, yet secure closure to avoid unexpected boot loss. The horse size boot fits a variety of standard riding horses which range from 13h-16.3h horses. The double Velcro enclosure at the bottom of the boot and thick Velcro down the height of the boot allow for the perfect fit and a “stay on” advantage. Sold in a set of 4. Boot measures 14.5″ tall and 15″ circumference at the bottom. Scroll down to see more great features about Fly Free Boots.