Product description: A new, high-performance self-responsive fire-extinguishing material , is enviroment-friendly with zero carbon, and uses microencapsulation technology. Made for relatively narrow and sealed spaces. Basic specialty: Standard size: 200×100×2mm (can be cut to any size); Key features: Each standard piece contains 37 million microcapsules, with over 50% fire-extinguishing agent. Can put out fires and prevent re-ignition at least twice when the tempreture reaches to 120C°.