ArtBin-Tarnish Inhibitor XL Box With Dividers: Translucent/Teal. Made with a special additive exclusive to ArtBin. The additive forms a protective layer around metal surfaces that prevents tarnishing for 5 years. Safely store and preserve non-ferrous metals. Translucent with teal dividers. Contains one 12-1/2x4- 1/2x1-1/4 inch box with dividers. Made in USA.