The 105 Pcs. Non-stick Baking Sheets set includes square, rectangle, and circle-shaped baking sheets made of brown parchment paper. These oven-safe sheets are designed for electric ovens and have a heat resistance of up to 450°F. The set also includes a lifetime manufacturer warranty and features a non-stick surface coating for easy clean-up. Each sheet has a diameter of 8 inches and is lightweight, weighing less than 2 lbs, making it convenient for use in any kitchen.