If you're looking for mix-and-match swimwear, you'll find lots of options at Athleta (Buy Direct). Start with Swimfinity Infinite Mix and Match Possibilities, then pick a print from several available designs, filter styles so that you can see all the different ones, and then select your favorites. Athleta offers free shipping on orders over $50 and free returns on all orders.
Looking for more swimwear options? Check my list of 10 new swimsuit styles for summer, including tankinis, bikinis, and one-piece swimsuits.