Durable aluminum this 9-piece set includes all the essential tools for cooking and baking, featuring a copper exterior with cook-and-look tempered glass lids and vent holes for monitoring the cooking process. The 2-coat non-stick interiors and cookie sheet require less oil or butter, providing excellent food release and easy cleaning. The ergonomically designed Bakelite handles stay cool to the touch and are resistant to chemicals and wear, offering a safe and comfortable grip to ensure balance and stability. Designed to use with electric, gas, ceramic, and glass stovetops.