Ultimate XC Racing tire with lots of speed and grip that is well suited for a variety of riding conditions. 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/Bsk 85 320 120 DTC NoUPC/EAN/GTIN: 047853623659