When Jil Sander's neon-bottomed brogues hit Milan's spring catwalk, our hearts soared ("So gorgeous!") and then sank ("So expensive!"). But apparently, designer Raf Simons wasn't the only one who got the Lite Brite memo about footwear. Cole Haan's Alisa Oxfords hit stores first, boasting lemon, pink, and gobstopper-blue accents. Then H&M and Aldo released their own versions - now we've found an entire accessories closet full of similar styles. Below are eight of our favorites - check them out, and if you're looking for ways to wear them, see how Elizabeth Olsen handles hers.