Sterling, silver plate, and gold stay tarnish free for years in the Hagerty 4” x 4” Silver & Gold Jewelry Keeper. Made from specially treated Hagerty Silversmiths' Cloth with R-22 that traps tarnish-causing sulphur gases, this silver & gold keeper is completely zippered to ensure an effective, air-tight seal. Sterling, silver plate, and gold will remain shining and ready for immediate use! Ideal for sterling, silverplate, and gold jewelry. Made in the USA. Certified Kosher by the Union of Orthodox Jewish Congregations of America.