Microwave safe. Jumbo roll. Silicone coated the best non-stick surface the most environmentally safe coating. 100% unbleached paper. Reduces the amount of chlorine in our environment. Non-toxic when incinerated. Quilon free. Chrome free. No heavy metals added. Perfect for baking, cooking and other kitchen uses. Does not affect the taste of baked goods. No greasing needed-saves time and added calories. Used by professional chefs. Microwave safe. Oven proof up to 428 degrees F/240 degrees C. Jumbo roll is enough for 50 to 70 cookie sheets. Sheets can be re-used. Made with If You Care premium quality unbleached, greaseproof paper. As no chlorine is used for bleaching, no chlorine is dumped into our lakes and streams. Other so called environmental friendly brands are coated with Quilon, which contains metal and becomes toxic when incinerated. Silicone is completely safe because it is a non-organic natural product. Our package is made from recycled paper and we use vegetable inks. To insure product safety, our parchment paper and package are FDA approved and the package is lined with and FDA approved coating to insure quality and purity. By choosing If You Care Parchment Paper, you will help reduce the amount of pollution in our environment. Thank you for caring. Product of Finland.