- Durable and Long-Lasting : This set of nonstick cookie sheets is crafted from engineered carbon steel alloy with an attractive goldish metallic finish. Designed for stability and even heat distribution, these sheets can withstand oven temperatures up to 450°F (230°C) without warping, ensuring they last for years. - Micro-Textured Baking Sheets : The three-piece set includes: - 1 small cookie sheet (9x13 inches) ideal for baking cookies, pastries, and lasagna. - 1 jelly roll pan (10x15 inches) perfect for making jelly rolls. - 1 large half sheet (12x17.5 inches) great for roasting chicken and vegetables. This versatile set meets all your baking needs and elevates your culinary skills. - Healthier Nonstick Technology : Featuring a premium nonstick coating that is free from PFOA, BPA, and PTFE, these baking sheets ensure an effortless release of food while resisting scratches and rust for enhanced durability and safety. - Rimmed Border Design : The fully rimmed border prevents parchment paper from sliding and contains juices or sauces to prevent spills. This design promotes optimal airflow and even heat distribution for consistent baking results. Practical uses include baking cookies for a school fundraiser, roasting vegetables for a dinner party, or preparing lasagna for family gatherings. This cookie sheet set is designed to meet all your everyday baking needs with efficiency and performance.