This temperature-sensitive color-changing induction cooktop protector mat is made of food-grade silicone and fiberglass material, soft and tough and enduring, can be in direct contact with food, healthier and more environmental. High Temperature Resistant and Stable: It can keep your pots and pans fixed on the induction plate and won't slide easily; high temperature resistant, suitable for both hot and cold temperatures, can withstand temperatures of about 20°C~260°C. Color-changing Safety Indication: When the temperature exceeds 55°C, the induction mat will change to orange: reminding you that the mat and the induction plate are hot. When the temperature is below about 55°C: back to the original gray color.