Lite race/training tire with grooved lateral tread for traction, smooth center.DC - Dual Compound, two compounds comprised of a harder, longer lasting center and a softer gripping cornerEPS - Exceptional Puncture Safety, offers an added layer of proprietary rubberized poly-fiber material between the tread and the casing to help prevent puncturesStandard650Cx23 571WireBk/Blk12029027DCNoUPC/EAN/GTIN: 6933882506893