This heat transfer plate is made of premium and durable stainless steel material, which can satisfy your long-term using requirements. It's a good helper to keep your cookware from being black because of flame, meanwhile, it's also a good assistant of thawing food. Features Color: Silver Material: Stainless Steel Size: 22.70X20.00X0.34cm/8.92X7.86X0.13in Made of stainless steel, it is durable and easy to conducting the heat quickly and evenly. Can be used on both gas and electric cooker as a heat diffuser. Easy and safe to use with a handle, but you'd better be carefully while using. Heat dissipation evenly, the heat will be distributed to the whole board. Stainless steel cooling panels mainly help to evenly distribute heat, thus improving cooking quality.