Round size: about220mm / 8.66 in_x000D_ Square size: about250 * 250mm / 9.84 * 9.84 in_x000D_ Rectangular size: about250 * 350mm / 9.84 * 13.77 in_x000D_ weight:_x000D_ Round: 42.5g_x000D_ Square: 63.5g_x000D_ Rectangle: 85g_x000D_ Material: Silicone_x000D_ Maximum temperature: 250 _x000D_ _x000D_ _x000D_ Note:_x000D_ Due to manual measurement, there may be errors in dimensions._x000D_ Colors may vary due to lighting and display._x000D_ Warning: Not for use on ceramic cooktops. Only for use on induction cooktops. 1Protective pad: Extend the life of the cooktop by protecting against scratches in the glass top. 2Non?slip design: Prevent the cooker from sliding or moving during use. 3Non?toxic materials: Made from FDA?safe silicones. 4High temperature resistance: Heat?resistant temperature up to 250 . 5Washable: Reusable and easy to clean.Induction Cookertop Protective Mat * 1Due to manual measurement, there may be errors in dimensions._x000D_ _x000D_ Colors may vary due to lighting and display._x000D_ _x000D_ Warning: Not for use on ceramic cooktops. Only for use on induction cooktops.