The Magnetic Hock Wraps & Leg Wraps from Sport Innovations are the best PEMF option to keep your horse sound and to support limber, healthy joints and muscles. All wraps are cordless and battery-operated. They have their own computer and can be run on programs separately from your blanket, should you choose to operate both. Achieving your best ride starts by adding these therapy wraps to your stable's program, today. Take advantage of cost savings when you purchase these wraps as a bundle.