OTC and prescriptive pain medications have their place, but they come with risks. been the main-stay for occasional muscle and joint pain for years. People have put up with the burning, smell and stained clothes for relief from pain. No more! NUPRO offers a better way. A cooling ointment, in a convenient roll-on that won’t stain you clothes, a pleasant non=lingering odor the really stops the discomfort of strains, sprains or overused muscles and joints. It’s called Kool Comfort, and it really works.