1.Material - Silicone 2. The Item Can Withstand Temperature Range: -40~200 Degrees Celsius. 3. It's Tasteless, Non-toxic, Anti-dust, Durable, No Penetration, Easy To Clean 4. It Can Use In Oven, Microwave Ovens, Dishwashers And Refrigerators 5. It's Easy To Handle Product Size: 24*5.5cm Hole Size:22*22cm Product Weight: 135 G