Features 100% food grade pure silicone (no plastic fillers). BPA free, non-toxic . Temperature tolerance:-40 to 230(-40 to 446) CLEAN EASY use a toothbrush to get in the valleys.It makes cleanning pretty easy that way.Worse case if is a bit caked on, soak it in hot water and Oxy clean for a few minutes and everything fall right off. GOOD DESIGNIt keeps the food elevated to allow the hot air to pass underneath. This allows the bottom to cook but not burn as normally happens with flat pans. It helps remove the grease and allows for foods to be crispier. WarningDo not put it directly on fire.Package:2 Mats,2 Brushes.Since products can be overlapped, some mats are two on top of each other, which can easily be seen as just one (actually there are two inside).