Bike tire with powerful and versatile tread pattern. Features: Universal road tire. Thanks to the central rib, it rolls comfortably and provides a good grip on the unpaved surface. ACTIVE LINE - Reliable brand quality. K-GUARD - protection class 3 - natural rubber layer, reinforced Kevlar® fiber. SBC - Schwalbe Basic Compound: Versatile, high quality compound for normal use. Dimensions: 700x38C. TPI: 50. Weight: 745g.