Tasteless, non-toxic, durable, not easily deformed, easy to use and clean. Instructions for use: 1 each baking is completed, use a soft cloth or soft plastic scraper, removing residual in the appliance remnants. 2 apparatus used for a period of time, it is best to use warm water adding small amount of neutral detergent will residues with a soft cloth cleaning time. Notice: Please allow 1-3cm error due to manual measurement and make sure you do not mind before ordering.