【Product Specifications】 Size: 400x500mm, thickness 6.5mm, 1 sheet; Powerful sound insulation and sound absorption performance, heat insulation performance. 【Heat Insulation】 The materials used are excellent insulators! The insulation mat can cope with both heat and cold. It keeps you warm in winter and cool in summer. Improves cooling and heating efficiency! By installing this product, the heat from the engine can be dissipated evenly. Slows down the aging of pipes and wiring. 【Soundproofing】 This product has excellent soundproofing performance! 1. Reduces road noise. 2. Absorbs noise generated from the car while driving, such as rain sounds, engine noise, wind noise, rattling and creaking sounds, and various other noises. 3. Improves speaker sound quality. 【Features】 1. Heat insulation performance 2. Waterproof and moisture-proof 3. Strong adhesive 4. Powerful soundproofing 5. Easy installation/handle/flexible cutting 6. Slows down the aging of car paint. 【Installation Locations】 A. Hood B. Ceiling C. Doors D. Cockpit floor E. Tailgate F. Firewall and U-shaped walls J. Front fenders H. Front and rear wheels. Ideal for automobiles, condominiums, apartments, studios, classrooms, factories, etc. ◎ First come, first served ◎ No comments, instant purchase OK ◎ Follow-up discount available ◎ Bundle purchase discount available ★ Stored at home and shipped in simple packaging. ★ Online images are for reference only!! (※ Please check the actual product photos for the condition of the product!) ★ Basically unused, but has been opened once to check the product condition and take actual photos. uxcell Aluminum Foil Foam Silver Heat Reflective Soundproof Door Insulation for Engine, Thickness 6.5mm, 1 sheet 11-47 #hir0_baby