Welcome to Lil' Duck Duck's custom collection of sports birthday invitations! While we can add sport-themed graphics to any of our designs, we have collected all of our pre-made sports designs here, just for you. Create a single-sided photo card, a double-sided flat or a folded cardstock design, just select from the available options when placing your free digital proof request. All of the colors, wording & photo tints can be customized, and we can also change single child designs to be used for twins/joint parties & vice versa.