The kneipp herbal bath back comfort contains valuable devil s claw extract and natural essential cajeput oil it warms muscles and helps soothe and release tension in the back and neck areas devil s claw extract is known as an herbal home remedy for joints and muscles it is used in the field of cosmetics for after sports care the essential oil of cajeput has a stimulating effect and helps to relax the muscles say no to sadness and live life to its fullest natural essential oils of refreshin