ZA2510KING CARBON AIR front boots with a revolutionary locking system(patented) that simplifies the positioning on the leg, provides more tendon support than conventional boots on the market and offers perfect adaptability and stability. Made with an external TPU structure with differentiated thickness, they are breathable thanks to the perforated Neoprene support and ventilated by the 6 air inlets on the fetlock. 40% Polyurethane 40% Neoprene 10% Polyester