Smooth fast rolling center with gravel oppressing micro knobbed shouldersDTC - Dual Tread Compound is a combination of two different rubber compounds, L3R Pro (center knobs) and Stick-E rubber (corner knobs)TLR/TR - Tubeless (Light) Race is the lightest tubeless ready version of tires Kenda offers and also features an improved bead shape for better retentionKSCT - 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 abrasionREF - Reflective sidewall striping or hotpatch to aid in low light visibilityTubeless700x45622TBLS - FoldBk/Blk5012060a/50aDTC/KSCT/TLR/REFYesUPC/EAN/GTIN: 047853644746