Best Seller | Half Pan Watercolor Refill Tray 8 Colors 3 Trays | Bundle of 5 Boxes Prang half pan watercolor refill set contains eight standard square half-pans on a plastic strip that fits the plastic or metal watercolor sets. Colors include red orange yellow green blue violet brown and black. Box of 3 trays. This is a bundle order... more | | $62.02 FREE shipping go to store |