Nunn Finer® Scrub Rub Rag The Ultimate Equestrian Rub Rag. Use it dry to remove sweat marks and caked on dirt. Use it wet to remove deep and hard to reach dirt. Soft enough for faces and legs. Sturdy enough to use for baths in the wash stall. It gives a stimulating skin massage while providing gentle exfoliation, even the thinnest-skinned horses love it! Measures 9" by 13".