Back On Track Therapeutic Horse All Purpose Saddle Pad, 23-Inch Spine by 19-Inch Drop, Soft Black Top Riders Worldwide Use This Dressage Saddle Pad and Remark How Much It Improves Their Horses' Movement Made Of Polypropylene And With Our State-Of-The-Art Weltex Fabric, Which Is Infused With Ceramic Powder The Pad Reflects Your Horse's Natural Body Warmth And Creates A Soothing Far Infrared Thermal Warmth Tired or Sore Back Muscles Experience Relief From This Soft Warmth Therapy The Gentle Warmth Increases Blood Flow, Which Helps Relieve Muscle Tension And Pain; Wonderful For Horses with Cold or Sore Backs