Pen - Go Oil is a unique blend of uniquely renowned anti-rheumatic oils. With its use, massage with a light hand in rheumatism, joint pain and swelling, lumbago, backache, neck pain, spinal pain, rheumatism, dyspepsia and sprain etc. or in colic pain in any part of the body. This oil is the best pain. How to use:- gentle massage oil on affected area 2-3 times a day atleast 15 minutes or till it absorbs completely. Pen Go oil for fast relief from pain, sprain & strain. Pack size:- 50 Ml.