Size: 25cm x 35.5cm x 3cm(Height) 1. Special Silicon from Dow Corning from USA(FDA Approved) 2. Ceratinium coating It is treated with a triple coating of ceratinium baked at 450 degrees Celsius, so the coating power is very strong and hard, so there is little risk of food sticking to the bottom of the pan, and the bottom is smooth, so it is easy to clean. Made in Korea