The Gravelking Slick tire remains at the forefront, setting the standard for comfort and protection across all road applications and conditions.Features-Ideal for gravel, dirt, and rough pavement-TuffTex boasts a supple, high thread count casing fortified with precisely engineered bead-to-bead puncture protection-BeadLock is engineered to accommodate a broader range of rims, including both hookless and clincher types. In most instances, mounting the tire can be effortlessly achieved with a standard floor pump-ZSG GRAVEL Compound is crafted from a proprietary ZSG (Zero Slip Grip) material to ensure remarkable resistance to temperature and weather fluctuations. This consistent rubber performance across a spectrum of temperatures provides lower rolling Resistance and improved grip-Folding (Aramid) Bead-Tubeless and Hookless Compatible in widths 700 x 30C and wider, and all 26", 650B/27.5" and 29” versionsItem Specifications-Flat Protection:Tread and Sidewall-Color:Black-Defined Color:Black-ISO Width (mm):38-ISO Diameter:584 / 650b / 27.5"-Tire Intended Use:Gravel-Tire Diameter:650b-Tire Diameter:27.5"-Tire Bead:Folding-Labeled Size:650b x 38 / 27.5 x 1.50-Tire Type:Tubeless Ready Clincher-PSI:60 / 80