Two tires in one - fast rolling center section paired with aggressive outer edges for cornering control. 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) Standard 700x32 622 Fold Bk/Blk 85 469 120 DTC NoUPC/EAN/GTIN: 047853641783