From USA Pan, this half sheet baking pan & rack set features:  Strong and durable pans that are versatile for any recipe Easy clean up with our non-stick coating FDA approved for safe contact with food Limited Lifetime Warranty for the life of your use Same rust proof design used in professional bakeries Unique, ridged texture, facilitates even air circulation and heat distribution Aluminum Steel Pan made in USA from globally sourced materials Measures (Half Sheet) Pan approx. 17.25"x 12.25" x 1” Rack approx. 16.75" x 11.5" x .5"