Cuisinart 59-10SB Elements Non-Stick 10 Piece Set, N/A, Slate Blue PTFE/PFOA-free and petroleum-free Nano-ceramic technology offers easy food release with less butter or oil needed for healthier cooking Heavy gauge aluminum core heats quickly and evenly. Scratch-resistant, protective exterior is highly durable Glass covers allow you to view results while cooking. Tightfitting lids seal in flavors and nutrients Handles are designed to provide a secure and comfortable grip. Riveted stick handles stay cool on the stovetop Oven safe up to 350 DegreeF, cook on stovetop or in the oven