27pcs 5mm 197mil 43.59sqft Car Sound Deadener Insulation Mat Cotton Blend Door Audio Noise Insulation 20''x12'' 13x16mm Inner Diameter (before shrink) :

Inner Diameter (before shrink) : 191mm/7

198 inches

Speed: 20-24RPM/Min

Top adjustment type and knurled shaft for easy operate in daily use time

37-inchx 2

27pcs 5mm 197mil 43.59sqft Car Sound Deadener Insulation Mat Cotton Blend Door Audio Noise Insulation 20''x12'' 13x16mm Inner Diameter (before shrink) :Description: Made of cotton blend material for heat resistance. This material eliminates vibrations, reduces general noise and rattle of the vehicle allowing for higher comfort. Self adhesive sound dampening material, it is easy to install. It is desined in handy size which make it easier in terms of cutting. Block transmit sunlight and engine's heat to the cab, reduce air conditioning energy consumption. Specification: Color: Black Material: Cotton