Oven liner: Get five non stick oven liners. Material: PTFE coated glass fiber cloth. Long life: Each sheet can be used 100 times. Non stick: The surface is coated with PTFE, which is very smooth and hard for food to stick to. Heat resistant: Temperature range of -70℃-260℃. Size: Each liner is 400mm x 330mm x 0.2 mm. 5 Non-Stick Oven Liners | Living Social