Christmas Bobblehead orFather's Day Gifts,  In the fully customized bobblehead doll design,your bobblehead doll is sculpted with the polymer clay.What this means is all the colors in your doll is actually the material itself. the white teeth is white clay, brown hair is brown clay which can offer the finest detail in making bobblehead dolls. Most of our dolls are between 6.5-7.5 inches. Sizes can vary up to 12 inches as all of our pieces are handmade.