The new Gravel King SS is a perfect middle ground between the Slick and SK models. Part of the newly updated Gravel King line the latest plus model year sees improved durability and puncture protection TuffTex belting and redesigned bead for improved retention. Fast rolling file style tread down the center with micro knobs on each side and long rectangular knobs on the shoulders strikes a perfect balance for mixed gravel and road use. Features ProTite Shield belting on top of standard Gravel King Tufftex belting for an extremely durable puncture resistant tire ready for anything