Brass cuffs of good teeth and tooth decay ☆ The part of the decayed part is silver. As time goes by, it will change black (sulfide). How to cure a decayed tooth? If you polish with silver polishing cloth (100 even available) It will be shiny * Size: 1.2 x 0.9 cm, 1.3 x 1.0 cm ◆ Brand engraved on the back ◆ It is not gold plating, it is brass of the dough. With the passage of time, the color of the surface changes naturally. (It will become astringent golden color.) Although there is a taste as it is, if you clean it with a polishing cloth for brass (cross), you can use it for a long time as it is shiny. You can obtain it at home center or engraving tool store. * For handmade, the facial expressions will be slightly different one by one. * We will deliver it in a box of photos * Copy right 2011-2017 Sae + Sumi Koru all right reserved. All works are protected by copyright law.