If you and your BFFs know each other better than anyone (yep, those little pink promise secrets, too), then a design like @catherinepizarro's is the trendy option to hop on board with, stat. It's a dainty reminder that you'll always be there for each other—and that's a pinky promise.
My third tattoo, got it in Valencia Spain. These are the coordinates of our b&b Valencia suits you. My girlfriend and i got te same, because of the great time we had there and because its just a beatyfull a great city!