Premium self-sealing tires need a premium finish. For mid-to-high-end markets, customers don't only care if the tire works. They also care if the product looks professional and trustworthy. FlatZero professional self-sealing tire technology creates a clean black mirror-like inner surface: No bubbles. No pinholes. No rough texture. A better finish means better presentation, stronger customer confidence, and higher product value. Professional machine. Professional compound. Professional process. M