5 piece set includes 17. 75 x 12. 75-Inch half sheet pan, 12.5 x 11.75-inch medium cookie tray, 8-inch square pan, 9-inch round cake pan, 1-pound loaf pan Baking pans feature unique design with corrugated surface; facilitates air circulation for a quick release and evenly baked baked-goods Coated with our proprietary nonstick silicone coating which is made without PTFE, PFOA and BPA Commercial grade heavy gauge bakeware made from aluminized steel USA Pan is a Bundy family company which has proudly manufactured high quality bakeware and provided jobs in the USA for over 60 years