WILTON-ColorCups Baking Cups. ColorCups are specially designed to keep colors from fading during and after baking. These paper baking cups have foil-lined insides and are a quick and festive way to dress up cupcakes and muffins. They also work great for holding nuts; candies; and other small party snacks. This package contains thirty-six standard (2 inch) baking cups. Available in a variety of colors and designs (each sold separately). Imported.