Winware ALXP-1622 16-Inch by 22-Inch Aluminum Sheet Pan, Pack of  1 DIMENSIONS 16"X22" Versatile and durable: Made with 3003 aluminum Closed bead reinforced by rust-proof rod Certified by NSF Professional quality Dimensions: 16-inch by 22-inch Versatile and durable: Made with 18-gauge heavy duty 3003 aluminum Closed bead reinforced by rust-proof rod Certified by NSF Professional quality