This high grade 7” x 7” microfiber cleaning cloth is a versatile and eco-friendly choice for maintaining the brilliance of all your gemstones and jewelry. With a delicate, lintless, nonreactive finish, this cloth can be used on all your gemstone jewelry no matter the type. These cloths are perfect for cleaning silver, gold, crystals, gemstones, and other precious materials. These cloths will even surprise you by getting rid of natural tarnish on old jewelry.