Double Prawn Brand Rumagon helps to stimulate blood circulation, creating a warm, soothing and confortable feeling when applied. It is ideal for the relief of muscle and joint aches, stiffness and pain associated with arthritis, backache, strain, cramp and sprain. Directions: For external use only. Gently rub Double Prawn Brand Rumagon on affected muscle areas periodically for pain relief. MAHS: MAHS0600542.