Use acrylic paint & the back end of a paint brush for the dots. Then put into a cold oven & preheat to 350 - let sit for 30 minutes. Turn off oven & let cool with the glasses still inside. Voila! Hand-painted works of art you can drink from. :) Would be pretty on wine glasses too. Lots of possibilities for personalize gifts.
I could totally do this and totally am... I have the perfect tie in mind too...sorry dad buy you really don't need that super cute floral one lol Recycled Necktie Cell Phone Wristlet Orange Blue White Pouch (iPhone HTC Droid Blackberry Samsung Smartphone iTouch iPod MP3 or Camera Case)