When you desire a fast-rolling center tread yet require additional puncture protection, the GravelKing SS Plus stands out as the perfect choice.Features-Not tubeless compatible and must use a standard inner tube-Ideal for gravel, dirt, and rough pavement-TuffTex+ increases tire resilience with a dual layer of bead-to-bead TuffTex material, providing additional puncture resistance and heightened security in the most challenging conditions-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 widerItem Specifications-Flat Protection:Tread and Sidewall-Color:Black-Weight:350-Defined Color:Black-ISO Width (mm):28-ISO Diameter:622 / Road / 29"-Tire Intended Use:Gravel-Tire Diameter:700c-Tire Bead:Folding-Labeled Size:700 x 28-Tire Type:Clincher-PSI:80