Perfect for everyday use, this Ultra Bake Professional Baking Sheet and Cooling Grid Set is great for making all your favorite cookies. Featuring carbon steel for even heat distribution and a double layer of non-stick coating to resist scratching and provide easy release, this baking sheet set helps ensure your food turns out perfectly every time. The large 15 x 21 in. baking sheet is ideal for making bigger batches of cookies, appetizers or roasted veggies; and the two 14 x 10 in. cooling grids offer plenty of room for your food to cool. A great starter set for beginning bakers or those who love to make sweets for their family, this baking sheet and cooling. Bake a variety of delicious cookies, appetizers and other foods with this baking sheet and cooling grid set Baking sheet provides even heating and helps avoid hot spots, so your cookies and treats don't burn Cooling grids are not oven safe Baking sheet and cooling grid set is great for beginners or those looking to expand their bakeware collection The carbon steel construction of the baking sheet helps resist warping and provides even heat distribution; the double layer of non-stick coating resists scratching and offers better release Size: Baking sheet measures 15 x 21 in. (38.1 x 53.3 cm); cooling grids measure 14.5 x 10 in. (36.8 x 25.4 cm) Quantity: Includes 1 baking sheet and 2 cooling grids; 3 pieces total Hand wash in warm, soapy water before first and after each use; baking sheet is dishwasher safe