WILTON-Silicone Baking Accessories: Fun-Cups. Silicone is the Wonder Kitchen Tool: it can be used in the oven (up to 500F/260C), toaster over, microwave, refrigerator and freezer and it is virtually unbreakable. These silicone utensils are the perfect tool cold foods: Jell-O, ice sculptures, Candies and hot foods: cake, muffins, bread, pies, main and side dishes and so much more! The flexibility makes removing foods much easier than your typical metal pans! Dishwasher safe. Stain and odor resistant. This package contains twelve standard sized flower cups. Colors: six each: pink and yellow.