About this item parchment paper is Kosher certified, non-stick and can sustain high heat upto 450 degree fahrenheit so it's great for both commercial and home use Our paper is thicker than our competitors precut parchment paper is unbleached Totally Cholorine Free (TCF) and Forest Stewardship Council (FSC) certified ensuring that we take part in renewable forest practices to offset environmental impact Why ? We are a small women-owned US-based conscious parchment paper company with a percentage of our profits supporting non-profits dedicated to food, water, and environmental causes The preferred baking paper sheets by professionals for their strength and quality. Great for restaurants, cafes, culinary schools, bakeries, chefs, moms, home cooks, and bakers The 12x12 parchment squares fit exactly in the inner lining of the 12x12 square pans. These fit perfectly in the Ninja Foodi Flip airfryer. Many precut parchment paper sizes are available for endless uses such as cakes, cookies, pizza, bread, wraps, tamales, and liners for various pans