Simple and bold, this NBA Boston Celtics Necklace and Earring Set is a must-have accessory to complete your game day wardrobe The nickel-finish charm and earrings are decorated with your NBA teams logo. 5/8″-3/4″ charm. Necklace comes with 18-inch chain. These are metal and wire earrings for pierced ears, nickel finish, and hypoallergenic. Brand new never been used. You will not be disappointed with this product. Officially licensed NBA product.