Gold Happy Face Metal Alloy Nail Art Deco Nail Charms. They are .8 cm x .8 cm. The pieces are available in gold and are darling. You can see his little smile and he will be there to brighten your day. It would look great on your middle finger....lol. They are reusable and can be applied to natural or polished nails. These charms can also be used to dress up other objects like: key chains, jewelry, zippers, and other items. They are very easy to apply and can be done by a nail tech or even yourself. This is a great way to make yourself have a unique look all your own.