Description: Excellentshockabsorptionboard,whichcaneffectivelyachievesoundinsulationandshockabsorption,andithasahighdegreeofoxidationresistanceanddurability.Itisanexcellentchoiceforyou. Features: 1.Environmentalandsafebasicmaterial,high-purityenvironmentalbutylrubberasthematrix,odorlessathighandnormaltemperatures,andnoharmtotheenvironment. 2.Ithasexcellentsoundinsulationandshockabsorptioneffects,whichcaneffectivelyisolatecartirenoise,roadnoiseandenginenoise,andhasashockabsorptioneffect. 3.Softtexture,goodweatherresistance,noteasytoage,andlongservicelife. 4.Thereisself-adhesivematerialontheback,whichissoftandelasticonthewhole.Itcanbedeformedaccordingtodifferentformsofveneers. 5.Waterproofandmoisture-proof,withexcellentwatervaporpermeability,nowaterabsorption,nomold,andlonglife. Specifications: Name:AutomobileSoundInsulationandEnvironmentalProtectionShockproofBoard400*250mm(Naked) Material:butylrubber,aluminumplateandreleasepaper Colour:black Size:about39.5*25*0.2cm/15.55*9.84*0.08inch PackingList: Anti-vibrationBoard*1 Note: 1.Duetothelightingeffectsandshootingangles,thereiscolordifferenceintheproduct,pleaseunderstand. 2.Duetomanualmeasurement,thereisatoleranceintheproductsize.