This MasterClass Non-Stick 23 cm Loose Base Spring Form Cake Pan is ideal for baking small fruit and sponge cakes. The heavy-duty pan is made of commercial-grade 1 mm carbon steel which has been electroplated and sandblasted to avoid warping, corroding or flaking. Finished with a durable double layer of Quantum II non-stick coating and reinforced with ceramic materials to increase strength, and effectiveness for quick-release of food. The loose bottom also pops out allowing easy removal of your bakes. Full dimensions: 23 cm in diameter x 7 cm deep. Protected by MasterClass' 20 year guarantee and five year non-stick guarantee.