700X23 Criterium Blk/Brn Open New revision of Challenge"s pro-level open tubular Super poly 320 TPI casing Open tubular design retains the suppleness of a tubular but the convenience of a clincher 101-203 psi 220 gramsItem SpecificationsColor: Black/BrownSize: 700x23UPC: 8855627001204MPN: 00120Sold Individually