Two tires in one - fast rolling center section paired with aggressive outer edges for cornering control. A universal design that is applicable to a wide variety of riding styles and conditions. Knobs designed for seamless transitions from center to edge. DTC - Dual Tread Compound is a combination of two different rubber compounds L3R Pro (center knobs) and Stick-E rubber (corner knobs). KSCT - Kenda SCT the optimization of existing Kenda tire construction technologies allowing for a tire to maximize the benefits of fluid based sealants while also increasing the strength of sidewalls for resistance to slices and abrasion. TLR/TR - Tubeless (Light) Race is the lightest tubeless ready version of tires Kenda offers and also features an improved bead shape for better retention. REF - Reflective sidewall striping or hotpatch to aid in low light visibility