Urban tire with a durable thick rubber casing Smooth center tread with knurled shoulders for water evacuationExtra thick side walls resist lateral flexingCB - Cable Bead, type of bead found on economically friendly folding tires that provides a durable, easy to install tire beadStandard27x1-1/4630FoldBk/Blk10030CBNoUPC/EAN/GTIN: 888571078082