The To-Do Tattoo. "The perfect solution for your shoddy short-term memory." Here's a fun "kit" to give that friend of yours that is guilty of writing lists on their hands. Included are 12 graphic "To Do" forms that you can apply to your body wherever it's most convenient and a skin-safe, washable-ink gel pen. Designed by Andy Ward of OOF Collective you can purchase your stick on tattoos from Fred & Friends.