Weaver Leather Prodigy Guardian Athletic Boots (Pair) Features Patent pending Flexible Polymer Impact Shield wraps around tendons and ligaments for ultimate injury protection Premium elastic excels at keeping out dirt and debris without cutting off circulation Breathable foam construction protects legs while offering freedom of movement Engineered with a Dynamic Sling System for superior support and protection Developed in partnership with Brett Mills, inventor, horseman and founder of R.E.S. Equine