The ARMA Tendon Boots form Shires protect your horse's vulnerable tendons from impact without influencing his movement. Ergonomically shaped for a close and comfortable fit, these horse boots feature a dense neoprene lining that is shock absorbing and breathable. The flexible, impact resistant outer shell allows your horse to move freelyand deflects blows on contact. Stylish and lightweight, Shires tendon boots benefit from a breathable cooling system to prevent overheating, dry quickly, and secure easily with twin stretch Velcro fastenings. Available in Black, Black and Plum, Black and Raspberry, or Black and Royal Blue. Wear with the Shires ARMA Open Fronted Fetlock Boots . Size Guide Available in sizes Pony, Cob, or Full.