These Chicago Metallic nonstick baking sheets are ideal for all types of baking and cooking. You'll love having the flexibility to bake jelly rolls, bars, cookies, one-sheet pan meals, to roast vegetables, reheat leftovers and more. Click on this KITCHEN & TABLETOP GUIDE for expert tips on choosing the right appliances, cookware, and tableware for every meal. - https://www.kohls.com/feature/kitchen-tabletop-guide.jsp. Made from heavy-weight carbon steel to evenly disperse weight and heat for consistent baking results. Suitable for all oven types, Nonstick coating calls for an exceptional baked good release and easy clean up, Cookie sheets feature a wire rod reinforced rim to prevent any warping., Easy-to-store design can be stacked within other baking sheets, making it a great space saver in the cupboard, drawer, or countertop rack. WHAT'S INCLUDED: Two 13" x 17" baking sheets & cooling rack. Carbon steel, Dishwasher safe, hand wash recommended, Oven safe to 450°F, Manufacturer's limited lifetime warranty. For warranty information please click here - https://cs.kohls.com/app/answers/detail/a_id/140. Model no. 16833. Size: 2 Pc. Color: Gray. Gender: unisex. Age Group: adult. Material: OTHER MATERIAL.