Features • Superior Adhesion Performance - Designed to fit firmly with metal plates for optimal adhesion, ensuring excellent shock absorption during printing processes • Versatile Heat Resistance - Offers soft, cold-resistant, and waterproof properties, making it ideal for extreme heat conditions in 3D printing applications • High-Quality Aluminum Foil - Made from self-adhesive insulating aluminum foil with a high ignition point, ensuring safety and durability in high-temperature environments • Non-Toxic and Safe - Features non-toxic, tasteless materials with strong puncture and tear resistance, providing reliable performance without harmful emissions • Compatible with Multiple Systems - Perfectly suited for 3D printer heating beds, aluminum substrates, PCB heating beds, and silicone heating bed bottoms for diverse applications Features: 1、Make the insulating material and the metal plate fit firmly, and exert the best adhesion and shock absorption performance. 2、Soft, cold？resistant, heat？resistant, waterproof, low thermal conductivity, shock absorption, sound absorption, etc. 3、Self？adhesive insulating aluminum foil is directly pressed from aluminum and has a high ignition point. 4、Non？toxic and tasteless, high anti？explosive 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 New Item Type: Heat Insulation Cotton Mat Material: Cotton Applicable Temperature: -50℃ to 150℃ (-58℉~302℉) Purpose: Used for 3D printer heatbed parts Package List: 5 x Heat Insulation Cotton Mat Package List 5 x Heat Insulation Cotton Mat