Made from Teflon coated gl fiber cloth, excellent anti-adhesive, you can easily remove surface grease, stains, etc., can be used repeatedly. Can be trimmed to fit different gas stoves. The hole of protector must be trimmed with scissors to fit your gas stove properly before use.  Fits virtually all gas hobs and is non-stick. Strong heat-resistant properly, up to 380℃.  Can easily be removed when cleaning.  Can be safely used in the dishwasher, non-toxic and a preservative function.   Features + details:  Material: Teflon coated fibergl cloth Size: 27 x 27 cm / 10.63 x 10.63 inch  Range of heat resisitance: -70℃ to +260℃ (the highest could be 380℃) Color: Black, y White.