This finely woven, fleecy coin polishing cloth is made of a high-quality material that leaves your tarnished coins bright and shiny. This cloth is made to remove dirt or tarnishing disappear with gentle rubbing. Also great for jewelry, watches, and other utensils. Please Note: The polishing cloth is perfect for used coins from circulation. However, ancient or proof coins as well as any coins that may be submitted for grading should generally not be cleaned or altered in any way.