Heartland Bakeware AireGourmet Air-Insulated Convertible Covered 13 by 9 Inch Cake Pan with Lock and Take Cover Air-insulated cake pan increases leavening time so cakes rise higher and evenly; Insulates from intense heat so cakes stay moist Outer pan coverts to a high metal cover that will not bend, warp or break; high enough to protect frostings and decorations High metal cover includes stainless steel locks to cover and lock lid in place; ideal for transporting cakes, cupcakes and cookies Anodized baking surface resists scratching and sticking; No applied coating so food never contacts bare aluminum Made in the USA; Dishwasher safe Insulating outer layer flips to become cover Makes cakes rise higher, stay more moist Metal cover will never break Stainless steel locks hold cover in place Anodized surface does not allow aluminum to contact food