for car audio upgrades and soundproofing projects, this roller tool is crafted to simplify the installation process. Its robust design ensures effective adhesion of soundproofing materials, while its smooth rolling action minimizes air gaps, helping users create a quieter and more enjoyable driving environment. Features -Color:Assorted Color -Material:Plastic -Size:17.80X4.90X2.70cm/7.00X1.93X1.06in -Userfriendly: designed for ease of use, this roller makes soundproofing your car a straightforward task. -Universal compatibility: fits a wide range of car models, making it a versatile tool for any vehicle owner. -Accurate installation: the large pressure roller ensures materials are applied evenly, enhancing the effectiveness of soundproofing. -High durability: built with robust materials that withstand extensive use, ensuring longterm reliability. -Timesaving: reduces the time required for soundproofing, allowing for quick and efficient vehicle upgrades Package list: 2 sound deadening rollers