[Restores Tire Inner Liner's Full Air Retention] When the inner liner is buffed away to install a tire patch, that are is no longer completely sealed! Security Coat Repairs and Seals the over-buffed areas surrounding the puncture repair Fast drying formula allows you to put the tire back in service quicker - perfect for passenger tires, light and commercial truck tires, ATV, off road, farm equipment tires and more. [Easy to use] Lid mounted brush makes brushing on a light coat fast, easy and mess free. Sealing the tire inner liner is an industry required step for proper, professional tire repair. Use on tubeless and inner tube tires, as well as the tubes themselves. TECH Security Coat is a water-based formula that restores air retention to the over-buffed area after repair. Security Coat will dry black.