100% wool blanket top can be folded back for shim placement if necessary and lays clean and flat against the pad. Contoured felt body with a shaped design to mimic the horses topline. XPF center with a self adjusting profile that provides the highest level of protection. Orthopedic grade felt bottom soaks up moisture, allowing heat to dissipate away from the horses back. Conforms to the horses back while maintaining density. One-pad system perfect for all disciplines.