Schwalbe Johnny Watts Tire - 27.5 x 2.8, Tubeless, Folding, Black, RaceGuard, AddixLike no other, the Johnny Watts tire unites smooth rolling on hard ground with longevity and puncture protection. Versatile tread for a wide range of use from asphalt to off road Blocks with large contact areas for excellent rolling, little vibration and high durability Steady and forgiving cornering behavior on hard ground Product Specifics Color: Black Defined Color: Black ISO Diameter: 584 650b 27. 5" ISO Width (mm): 71 Labeled Size: 27. 5 x 2. 8