Premier Equine Magni-Teque Magnetic Fetlock BootsMagnetic Fetlock Boots have been developed to help maintain overall wellbeing & mobility in a horse's fetlock joints. Simple and easy to use with one wrap around Velcro strap. Magnets are situated around the fetlock joint at either side to give full coverage over the fetlock area. Magnetic Fetlock Boot Key features Made from breathable neoprene which moulds to fit the horses leg Single locking Velcro straps 8 magnets situated around the fetlock area