The clean lines and simple design of VAULT lets you decide how to best care for your preciousness. Beautifully organize and display jewelry with the vault tray necklace insert. Insert fits neatly into all stackable vault trays and includes 10 necklace compartments and anti-tarnish LusterLoc™ lining. No more tarnishing for up to 35 years! SIZE: 14.25" L X 7.75" W X 0.75" H FEATURES Storage: 10 necklace compartments LusterLoc™: Allows the fabric lining the inside of your jewelry cases to absorb the hostile gases known to cause tarnishing. Under typical storage conditions, it can prevent tarnishing for up to 35 years. Other: Vault tray inserts have the ability to stack as high as you want within the trays