TUBELESS EASY ALL-ROUND ROAD BIKE TIRE. Schwalbe One tubeless technology of the highest level makes it fast, reliable and agile. The high performance ADDIX compound is extremely durable and reliable in every situation - even on wet winter roads. • MicroSkin carcass • Addix compound • RaceGuard puncture protection The TLE tire is specially made for tubeless use and thus offers the very best performance. TLE tires must always be run with sealant. INCORRECT USE IS EXCLUDED: All Schwalbe One road bike tires are clearly marked with additional labels “TLE“ or “TUBE ONLY“.