Fetlock boots in TPU and neopreneRuby model fetlock boots with TPU shell, neoprene lining, ventilation holes and double hook and loop closure. Ruby model fetlock boots made with lightweight and ultra resistant TPU shell with an ergonomic design for a perfect fit. Perfect for both daily training and competition. They offer maximum protection thanks to the reinforced back and super breathable neoprene padding that offers excellent protection for the skin, avoiding dermabrasion.