"Material: Made of polytetrafluoroethylene (PTFE) coated fiberglass fabric, certified by FDA or LFGB or SGS.Dimensions: 40cm x 33cm. Both sides are available and you can cut them according to your need.Heat resistance, the grill works well in the temperature under 260 for a long time.100 percent non-stick and prevents the smallest pieces from falling through the grids.60 Day Money Back Guarantee and 1 Year Worry Free WarrantySet of 4 Cooking Grids for Barbecue and Oven Special mesh mat: in mesh construction, it can get the maximum smoke in contact with food, make your barbecue more delicious and fragrant, as well as give a finishing grilled meat or bread. Makes your daily life easier: also protects the barbecue or oven or microwave, no longer worry about grease and sticky food, makes cleaning as easy as possible. No more chore, just wash the mat and everything comes off easily. Reusable and durable: made of high quality materials, has a very long service life, you can reuse it for many times after washing and drying. Works great for grill, smoker, and oven microwave. Features: Material: PTFE coated fiberglass Dimensions: 40cm x 33 cm Heat resistant up to 500F(260) Washing instructions: 1. Wash with warm soapy water or clean basket top of the dishwasher 2. Use a soft bristle brush if needed to remove burnt on residue 3. Dry with a soft cloth and lay flat when not in use (Do not fold or roll for storage term) How to use: First clean the mat and make a fire, when there is no flame, put the barbecue mat on the grill, preheating for a few seconds to start making barbecues. Attention: the mesh barbecue mat can not contact the flame directly, otherwise it will be burned. Package Contents: 3 BBQ Grills