Feature:1. Make the insulating material and the metal plate fit firmly, and exert the best adhesion and shock absorption performance.2. Soft, coldresistant, heatresistant, waterproof, low thermal conductivity, shock absorption, sound absorption, etc.3. Selfadhesive insulating aluminum foil is directly pressed from aluminum and has a high ignition point.4. Nontoxic and tasteless, high antiexplosive performance, strong puncture and tear resistance, and good heat sealing performance.5. Suitable for 3D printer heating bed, aluminum substrate, PCB heating bed, bottom of silicone heating bed.Specification:Condition: 100% Brand NewItem Type: Heat Insulation Cotton Mat.Material: CottonApplicable Temperature: -50 to 150 (-58~302)Purpose: Used for 3D printer heatbed partsPackage List:5 x Heat Insulation Cotton Mat