Natural Release Muscle Wash releases muscle tension in your horse. This spray can be used before or after riding to reduce stress and fatigue of workout. Natural Release Muscle Wash can also be used before and after trailering to quickly ease muscle stress caused by roller-coaster rise. To use for specific injury and layups - spray injury 3-4 times daily. | Four Oaks Farm Ventures Natural Release Muscle Wash | Size 16 oz