The Trusty Baker- 12 Pk JUMBO Silicone Reusable Baking Cups - Cupcake Liners- Muffin Liners-NON BPA These cupcake liners are extra thick for long lasting and high quality! Because they are super thick material, there is no need to use it in a muffin pan, you can bake them directly on a cookie sheet! BPA free and FDA approved! eco-friendly ! Non-stick material- which means they pop out into perfectly. no hassle or breaking. will be beautiful for your special event or just for fun Oven, freezer and dishwasher safe! Easy to clean, what else can you ask for?!