Cai and Jo Modern Muse Collage Kit The Cai and Jo Modern Muse Collage Kit ($44-$69) comes in small or large sizes and contains 25 to 50 posters, depending on the one you choose. We're obsessed with the light-pink aesthetic ourselves. Image Source: urbanoutfitters.com Cai and Jo Modern Muse Collage Kit $44 from urbanoutfitters.com Buy Now