Set of 4 commercial grade, heavy gauge mini loaf pans; 5-1/2 by 3-inch * Made of aluminized steel * Coated with Americoat; silicone coating on top and bottom; non-stick surface * Americoat does not contain PTFE"s or PFOA"s; silicone is a natural substance * Made in USA by American Pan in Pittsburg, PA; largest worldwide manufacturer of commercial bakeware