Made from the same material as our FSC certified parchment papers, If You Care FSC Certified Baking Cups use premium quality unbleached greaseproof paper. Our baking cups use no chlorine in their production. And that means no chlorine is dumped into our lakes, rivers and streams. Unbleached greaseproof paper Totally chlorine-free (TCF) Minimum waste Unbleached recycled cardboard packaging Vegetable-based inks for printing Non-toxic glues Cardboard packaging should be recycled Excellent for baking No greasing necessary Oven safe up to 428°F/220°C Microwave safe Suitable for vegetarians and vegans Gluten free Allergen free