Features 1.Widely used: Used for various applications in metal, glass, ceramics, and Production industries. 2. Suitable for: Lightweight fibers for various ranges of weight loads. 3. Exquisite workmanship: Thickness and density of even, fine workmanship. 4. Fire performance: It is safer to use Class A1 non-combustible materials. 5. A variety of sizes: There are different sizes to choose from to meet your needs. Specification Insulation coefficient: 0.045 Fire performance: Class A1 non-combustible material (Class A1: non-flammable, no flame) Material: ceramic fiber and single-sided aluminum foil Temperature resistance: 950-1400 C Material: ceramic fiber and single-sided aluminum foil Specifications: 1000mmx610mm or 40x24in, thickness: 10mm or 0.4 in, approx. 820 g 1000mmx610mm, or 40x24 in, thickness: 20mm or 0.8 in, about 1500 g 1000mmx610mm or 40x24in, thickness: 30mm or 1.2 in, approximately 1980 g Tips: Aluminum foil is a non-refractory auxiliary kit with some water resistance and high temperature resistance of approximately 200 degrees. When the skin comes into contact with the skin, the skin will be slightly itchy. There is no smell at high temperatures. You don't have to worry. Rubber gloves and masks can be worn. Children should not be in contact. Package List 1x heat insulation blanket Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.