Description: 【Car Sound Noise Insulation Tool】Car sound deadening roller is a great tool for all types of sound deadening mat, very suitable for installing car insulation materials. 【Ergonomic Design】The wheel roller with ergonomic handle providing a comfortable grip for extended use. The ergonomic design ensures that the tool can be used with minimal effort, reducing hand fatigue during the installation process 【Versatile Use】Not only does this tool help reduce noise and absorb shock, but it also serves as a modification push wheel for your car audio system. 【Durable Material】Made from durable PC, this tool is designed to last, ensuring long-term use. 【Automobile Insulation Application Roller】The Car Sound Deadening Roller Tool is an essential accessory for any automotive enthusiast or professional looking to enhance the comfort of their vehicle. Specification: Material: PC Size Chart:Blue: 20cm/7.87inch Package Includes: 1 Car Audio Sound Insulation Roller Wheel Note: Please allow slightly errors due to manual measurement and different monitors.