Characteristics: * 1. Recommended installation temperature: -10C to +60C, resistance temperature range: -40C to +149C * 2. Sound insulation material can be installed in vehicles to reduce vibrations and shocks * 3. Helps reduce wind, road, and engine noise * 4. Flexible, durable, non-toxic, odorless, and resistant to mold and humidity * 5. Helps evenly distribute engine heat to prevent overheating; aids in maintaining interior temperature comfort * 1. Material: rubber + plastic * 2. Shape: square * 3. Flexural resistance: strong * 4. Compression resistance: strong * 5. Composition: fiber * 6. Size: 200 x 50 cm * 7. Thickness options: 3mm, 6mm, 10mm Note: * 1. This product features a strong adhesive and can be applied directly at room temperature above 0C without additional heating * 2. Higher ambient temperatures enhance bonding strength, resulting in a durable, permanent attachment * 3. For optimal sound insulation, consider treating door panels to reduce vibration. For best results, apply sound-absorbing material across multiple vehicle compartments * 4. Engine noise reduction requires comprehensive treatment of multiple areas including fenders, firewalls, and dashboard areas. For enhanced performance, combine with aluminum-coated insulation and butyl rubber damping materials Package includes: 1 x sound-absorbing roller sponge