This clever blogger used a hole-punch to create a stencil that offer polished uniformity to every dot. Get the tutorial at Lovely Indeed » RELATED: 50 Super-Useful, Adorable Ideas for Mason Jars - WomansDay.com
Easy Marbelized Ornaments by alisaburke - Fill a container with about 2-3" of water - mist the surface of the water with spray paint (outside!) - Add more colors - Let the colors blend together, shake or even stir to create swirls - Dip ornament quickly remove. This tutorial is really for marbelizing paper, but you can use the same process on ornaments, and the color will dry to a permanent finish that won't peel or flake off.