- Car sound insulation pads provide foam-like sound proofing with the same effective insulation. They are non-absorbent, odor-free, very light, fireproof and waterproof. - Easy to install: the car sound insulation roller or folding mats can be cut to size, the back is coated with glue, peel off the protective paper and apply to the desired area. - Moisture resistance: built with a closed cell structure and a dense aluminium foil surface, it resists water vapor, has low water absorption and helps prevent moisture buildup. - Self-adhesive and durable: the back is self-adhesive, waterproof and practical, improving the environment of the car and the engine room. - Wide range of uses: suitable for ceilings, living rooms, doors, garages, roofs, bonnets and firewalls, as well as indoor and outdoor walls; a multifunctional heat and sound insulation material. - Sound and vibration reduction: provides excellent sound and vibration absorption, reduces external noise, suppresses engine vibration and minimizes interior vibration for a more comfortable driving experience. - Use scenarios: apply on the car engine bay or interior panels to reduce engine and road noise; use on garage walls or ceilings for better acoustics and moisture protection; suitable for doors and bonnets to improve overall insulation. - Customer support: if you have any questions, please contact us immediately for a satisfactory solution. Your satisfaction and approval are our top priority.