Made from Sherpa and PVC Tarp. Tough outer for everyday use. Soft fleece lining, comfortable on your horse's legs. Strong magnets either side of the tendon/ shin, for better blood flow. Designed for the rows of magnets to sit in the splint groove, either side of the leg for less rubbing on the tendon or shin. Available in small, medium, large and extra large. $80 a pair.