Hobby Lobby or Michaels. Modge Podge craft glue, E9000, or a hot glue gun. I've used those when putting rhinestones on the tumblr cups.
So just to conform, if I get letter stickers from the craft store, then put clear nail polish over it, they will be waterproof?
Sounds like there may be a lot of glitter floating in the pool!:xyxthumbs: I think Jenny is thinking glitter also
We bought the 34oz CCC mugs and wanted to get them engraved but they wouldn't fit into any of the machines in town but I found a place that could laser etch our names into them and we were good to go.