Densely packed small knobs provide good bite, low rolling resistance, and responsive acceleration Perfect for hard packed cross country riding DTC - Dual Tread Compound is a combination of two different rubber compounds, L3R Pro (center knobs) and Stick-E rubber (corner knobs) Standard 700x35 622 Fold Bk/Bsk 85 354 120 60a/50a DTC NoUPC/EAN/GTIN: 047853624090