Features: Achieve unflawed adhesion and eliminate air bubble with the stable Silicone seam Roller, produced for unseamed wallpaper installation and effective car sound deadener application. Feature a 17cm ergonomic handle and thickened silicone construction, this tool delivers uniform pressure distribution for vinyls, insulation mats, and wallcoverings while minimizing hand fatigue. Essential for automotive technicians, DIY renovators, and professional installers requiring accuracy in soundproofing vehicles or smoothing wall murals. Optimizes projects ranging from car door sound deadening installations to household wallpaper alignment in tight corners and curved surfaces. Suitable for various adhesive matting brands, its flexible silicone wheel adapts to uneven surfaces while reinforcing long time materials bondings strength. Specifications: Materials: Silicone | Wood | Iron Small Size: Approx.170x30mm/6.69x1.18inches Large Size:Approx.170x49mm/6.69x1.92inches Type: Small/Large(Optional) Package Includes: 1Pc Car Sound Insulation Roller note: Please allow 1-3cm error due to manual measurement. please make sure you do not mind before you bid. Due to the differences between different monitors, the picture may not reflect the actual color the item.