40cm x 50cm perfect size for oven floor. No need to clean oven floor again, just remove oven liner and clean in hot soapy water. Wait to dry and reuse again many times. o Non stick – can also be used as a baking sheet on your baking trays, no need for oils or baking paper. o Heat Resistance to 270 deg C, do not expose sheet to an open flame. o Clean & Healthy cooking without left over grime from previous cooking. o Keeps your oven maintenance free.