The Jamie Oliver Spring form Cake Tin is perfect for baking angel food and cheese cakes.The 9 Inch diameter and 3 Inch high walls give it a 10 cup capacity.There is heavy-gauge 0.4mm carbon steel construction on sides and 0.8mm on bottom for even heat distribution.Durable nonstick Quantum II coating on interior and Xylan coating on exterior keeps food from sticking.This new range of baking tins is a home baker's dream.Each piece has been smartly designed to help turn out showstopper cakes and melt-in-mouth dishes time after time.Designed to withstand temperatures of up to 475 degrees F, the Jamie Oliver bakeware range won't warp.The heavy-duty carbon steel and non-stick coating means it's made to last, so we've popped a 25 year guarantee on it to prove it.