Wilton-Cupcake Decorating Kit: Hello Kitty. The quickest way to a beautifully decorated themed treat is to use The Hello Kitty Cupcake Decorating Kit. With red and pink heart dotted baking cups, heart-shaped sprinkles and Hello Kitty cupcake toppers, you will have everything you need to make these adorable cupcakes. This package contains twenty-four 2 inch in diameter baking cups, twenty-four picks and sprinkles. Imported.