Description: Non-sticky, smokeless, healthy, easy to use and clean. Environmental protection, health materials. The interior groove design helps to prevent oily meat and vegetables. The water-filled outer ring captures fat and juice during cooking, eliminating smoke and splash. Specifications: Material: iron Diameter: 30cm Height: 2.8cm Fluorine coating tray: iron and fluorine coating Notes: 1. Please allow 1-3cm measuring deviation due to manual measurement. 2. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!