It is a fibreglass mat covered by liquid platinum silicone, ideal to use in the oven and as a work surface. In the oven, the mat is placed on the baking sheet under the products to be baked. The structure of the mat (silicone fibreglass) allows for optimum distribution of heat and uniform cooking in a shorter time. Protects the baking sheet or oven tray, preventing foods from sticking and making cleaning easier. If it´s use as a work surface, it´s ideal for kneading because its non-stick properties reduce the need to use flour or oils. May also be stored in the freezer, withstands temperatures between -60ºC and 260ºC.