John whitaker elite tendon fetlock boots john whitaker elite tendon fetlock boot set are high quality and hard wearing boots designed for comfort and protection they feature thick neoprene lining and tough pu outer for shock absorbing impact protection against the tendons and ligaments the tendon boots have thick elastic straps with metal keyholes fastenings the fetlock boots have touch tape fastenings tough pu outer neoprene lining elastic straps black cob