Sore Muscle Spa Therapy Kit includes a 4 oz. bottle of Sore Muscle Massage Oil, a 4 oz. Peppermint Herbal Soap, a 3 oz. Sore Muscle Therapeutic Mineral Bath Salt, and a Ramie Exfoliating Sack. Sore Muscle - A Massage Therapy helps relax muscles, detoxifies the body, releases tension, and reduces pain & inflammation.