Adjustable square Baking Frame from RBV Birkmann. The square Cake Frame is perfect for for filling cakes and tartes. With this stainless steel square cake Frame you can fill a cake perfectly and ensures that everything stays in place. You can now bake small and large cakes quickly and easily. Place the cake ring around the first layer of pie crust. Now finish the layering and the filling. Dimensions: Variable from 22x25cm - 43x48cm. The Easy Baking Baking frame is 7cm high.