Smooth rounded tread with large water dispersion grooves provide greater straight-line speed, traction and cornering confidence Excellent commuter or recumbent tireSRC - Standard Rubber Compound, combines the best attributes of low rolling resistance, extreme durability and tread longevityStandard26x1.5559WireBk/Bsk6560SRCNoUPC/EAN/GTIN: 047853697049