Corn Starch

Each collar lasts up to 6 months

180 PSI mid-pressure pump

helps product travel over entire body

Professional's Choice 2XCool Sports Medicine Boot, 4-pack Color:Navy Corn Starch2XCool Sports Medicine Boot for Horses by Professional's Choice The 4 pack Professional's Choice 2XCool Sports Medicine Boot was designed around cooling, comfort, and durability. This neoprene free boot is constructed with ultra lightweight, super breathable materials that provide the support and 4 way stretch that Professional's Choice boots are known for. The liner of the boot is made with 2XCool performance fabric by brrr, a technologically