Directional tread pattern with a fast rolling, smooth center and shallow yet grippy tread perfect for tearing up tracks or hitting the park transitionsMicro-knurled sides for reliability in the berms and cornersLightweight K-Lyte casing with folding kevlar beadStandard20x1.75406FoldBk/Blk110312120UPC/EAN/GTIN: 630950927654