Weston Non-Stick 26 Inch x 18 Inch Oven Liner (54-0301-W), Microwave Safe, Electric And Gas Oven Safe 26" x 18" Trim to fit Microwave, electric oven, gas oven and grill safe Withstands temperatures up to 480 Degree Quick and easy to install - trim to fit any oven Burnt and baked on foods wipe off easily - Dishwasher Safe Can be trimmed to fit any oven, toaster oven or microwave oven Withstands temperatures from -40 degrees F to 575 degrees F Does not affect cooking time or browning