Rain bow dots and sparkles. Put stickers down first on the mug. Dot all over with a Sharpie, then peel off the stickers before putting the mug in the oven! Cute for Christmas gifts if kids make for a parent.
This Etceteras Marbled Coffee Cup from Carolyn's Homework uses nail polish to create the marble technique and it is so easy. Water, a few drops of different nail polish colors and can also add nail polish remover to the water first for consistency.