Characteristics: 1. Suitable for most models, easy to use; Suitable for doors, roofs, floors, hoods, firewall, chassis, trunks, trunk lids, etc., reducing the ambient wind, road noise and engine noise. 2. Excellent acoustic absorption performance and good resistance to vibrations, can be installed on the car to reduce vibrations and vibrations. 3. It can also be used as thermal insulation material for thermal dissipation. Keep your car cool in summer and warm in winter, reduce the electrical consumption of air conditioners. Specification: Material: rubber + pe Color: Black Size: on 50cm * 200cm*3mm/ 19.69*78.74*0.12 inches on 50cm*200cm*6mm/ 19.69*78.74*0.24 inches on 50cm*200cm*10mm/ 19.69*78.74*0.39 Thumbs Product weight: approximately 0.3kg/0.35kg/0.5kg How to install: 1. First clean the surface where you want to stick it. 2. Make sure that the thermal stamp and the metal plate are firmly fixed for great grip and damping performance. 3. Do not cover the wiring of the chassis or the air holes during installation. 4. You can use adhesive tape to strengthen the connection. 5. If the temperature is low, you can heat it with a hair dryer to soften it, then tear the waxed paper and paste it. Packaging list: Automobile sound shock absorber * 1 Note: It cannot be used in places where heat sources such as exhaust pipes, silencer or hot turbine pipes are used. See more details on the product 1. Large applicability: the soundtrack carpet of car is widely used, which works on doors, roofs, floors, hoods, firewalls, chassis, trunks, trunk lids, etc., reducing the ambient wind , Road noise and engine noise. 2. Acoustic absorption performance: automotive soundproofing has excellent acoustic absorption performance and good resistance to vibrations, and can be installed on cars to reduce vibrations. 3. Thermal insulation: soundproofing for cars keeps your car cool in summer and warm in winter, reduces the energy consumption of air conditioners and also acts as thermal insulation for thermal dissipation. 4. Easy to use: adapted to most car models, automotive thermal insulation is simple and practical to use, thermal insulation, sound insulation, damping and striking resistance. 5. Significant gift: ideal for sending the thermal insulation of the car to your parents car owners, family members and friends as a festival or birthday gift, which is very practical.