Smooth round profile provides extremely low rolling resistance while medium depth siping extends onto the shoulders for all weather tractionDurable thick rubber casing resists flexing and offers an increased, long wearing lifespanFolding bead makes it easy to pack an extra tire for emergencies on long ridesCB - Cable Bead, type of bead found on economically friendly folding tires that provides a durable, easy to install tire beadStandard700x28622FoldBk/Blk10030CBNoUPC/EAN/GTIN: 888571078112