... unbreakable food grade. 4.Used in conventional or microwave ovens for baking. 5.Logo printing, color box packing can be ... .Don't use it without anything when heating in microwave oven.Item noSilicone Baking MatDescriptionMaterial:Silicone + FibreglassSize:(L) 420 * (W) ... high quality and competitive price has attracted many renowned partners,for instance, DISNEY, ADIDAS, COCA-COLA, REEBOK, LIFUNG and ...