Carbonflex Electrodes Silicone Insulated Diam 4 Blk Golf Tennis Elbow Supports WITH TRACH HOLE * SIZE: 85180 WITH TRACH HOLE * SIZE: Large MEASUREMENT COLLAR: NECK 16 19 HEIGHT: 4 5 * Provides moderate support for ankle injury prevention and treatment * Recommended to help prevent high ankle sprains abnormal inversion eversion and protection of ankles during impact sports * Anatomical contour for proper fit * Sturdy rigid uprights with circumferential strapping to help prevent and treat high ankle sprains and inversion eversion injuries * Bilateral hinges for natural unrestricted motion * Heat moldable and trimable foot plate to match shoe insoles or orthotics * Available in left or right version * 4 Round Black * Note: The hard rubber electrodes are now softer silicone electrodes * The new silicone electrodes are of the same high quality and have very low resistance and they are more suited to the body * Uniform conductivity conserves energy and improves performance of equipment