1: 100% Food-grade Silicone, FDA/LFGB Standard Of Security 2: Non-stick , Easy To Separate, Clean, Eco-friendly,low Carbon, Can Be Recycled 3: Simple And Useful, Healthfulness,natural Antibacterial,High Strength Softness,corrosion Resistant And Adaptability 4: Not Easy To Damage,No Crack,Resistance To Extreme Temperature,-40 C--230 C,(-40 F--446 F) 5:safety,Non-toxic, No Smell , Heated Evenly Size : 9x5x1 Cm