Scrapworks Medium Round Alphadotz in Blue fit inside the Hugz ringlets frames or can be used by themselves. They are 7/16 of an inch in diameter so they are perfect for ATCs. Comes with upper and lower case letters as well as numbers. Just place the alphadot inside of the hug before attaching it to the paper Scrapworks Hugz also available separately (Find these in this same catagory). Spell out all kinds of things, or just use one letter, or place a vintage picture or other embellishment inside the hug. You can also use Judikins Diamond Glaze with or without some glitter to create cool 3-D embellishments for your ATCs.