17 in x 11 in x 1 in (43.2 cm x 27.9 cm x 2.5 cm). Best ever bakeware. Diamond infused nonstick. Aluminized steel for even browning with added strength. Textured surface promotes airflow and improved release. Dishwasher safe. Metal safe. 4 Layer construction. PFOA free. Lifetime Guarantee: GoodCook Sweet Creations products are guaranteed to meet your satisfaction. If for any reason you're not happy with your purchase, please contact us through www.goodcook.com for a replacement. Make This: bdaycookie.goodcook.com. For more great baking inspiration and recipes check out www.goodcook.com. Made in China.