These MasterPieces 15″ x 21″ 500pc Rainbow Sauce puzzles feature brightly colorful images of fun! Sometimes simple is best. This rainbow puzzle features eight panels of bold color with a single heart in the very center, conveying the message that all are welcome.Find all the secrets in these wildly entertaining puzzles! To reduce their impact on our environment, the chipboard used in these puzzles is made of recycled material.