Large and the perfect size for baking, roasting or cooking in. Can be used to store food in the fridge or freezer, from putting your cookies into the pan or baking in them directly Aluminium foil trays can be heated and used in most standard ovens up to 250c and can also be frozen and placed in your freezer. Can be greased to make sure that your cakes don't stick, or use baking paper on the bottom if needed. Item Features: 18 PIECE SET SIZE: 244 X 244 X 34MM (APPROX) FOIL CONTAINERS COME WITHOUT LIDS