Material: High quality carbon steel and non-stick coating, hard, good thermal conductivity, high temperature resistance, durable, leak proof cake mold heat resistance up to 250 , very suitable for use in the oven. Toxic free and Non-stick: Non-stick coating without harsh chemicals or hazardous substances, Safer and healthier. Dimensions : L=28cm / 11inch, M=26cm / 10.23inch, S=24cm / 9.44inch. The height of the 3 size all is 6.5cm / 2.56inch Easily Cleaning: Springform cake pan set a leak-proof seal, the snap-open side buckles and removable bottom help to release a more perfect shape. In order to get the best results, please wash with detergent before first use and after each use. To reduce the friction of coating, handwashing is suggested.