Thickened Rubber: These tire patches are made of thickened rubber, which offers high elasticity and adhesion. They are robust and reliable for long-term use. The patches are wear-resistant and feature a canvas layer design for a smooth and flat application. Convenient and Quick: The tire patch roller kit makes tire repairs convenient and quick. It provides an effective seal between the patch and the tire, restoring the tire to working condition and reducing the disposal of waste tires. Easy to Use: First, use the included grinder at low speed to clean and roughen the punctured area of the tire. Apply rubber cement, remove the backing from the patch, and place the patch correctly over the puncture. Then, use the tire patch tool to roll out any air bubbles. Finally, remove the transparent plastic backing from the patch. Metal and Plastic Construction: The tire patch roller is made of metal and plastic, featuring gear-like teeth that provide higher penetration pressure to remove trapped air. This ensures excellent adhesion and sealing between the patch and the tire. Wide Application: This automotive tire repair kit is suitable for repairing tires on various vehicles, including tractors, trailers, trucks, off-road bicycles, unicycles, and other automobiles., Manufacturer: LuLobtg