... tray liner etcStandard size250x330mm, 270x300mm 330x360mm, 360x360mm, 400x500mm, Circle 200mm diameter, Circle 240mm diameter, etc. (We can accept any special size ... burners or heating elements. Do not place the liner on the “floor” of the oven. Avoid using sharp utensils ... on the liner. Preferably use wooden kitchen utensils. Do not crumple up the liner. Non-stick,Oil-free, As seen on TV, BBQ ...