Need a long-lasting repair for your tires? Western Weld RS16BK is your solution. As the last step in tire repair, this 16 oz Black Inner liner Sealer seals over-buffed areas, ensuring an airtight seal that strengthens and extends the life of the repair. Made in the USA, its extra-thick formula is perfect for finishing off repairs, improving their lifespan, and ensuring durability for your tires.