"Material: Made of polytetrafluoroethylene (PTFE) coated fiberglass fabric, certified by FDA/LFGB/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% non-stick and prevents the smallest pieces from falling through the grids. 60 Day Money Back Guarantee & 1 Year Worry Free Warranty! Set 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/oven/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