Speaking for itself, Raddler is the radder version of WTB&';s famed Riddler tread pattern. Lean it over, take the inside line, brake late and stay pinned with the Raddler Fast-rolling center features tightly spaced knobs that cut down on rolling resistance while still digging into any terrain for dependable traction Toothy side knobs help you hold your line through loose gravel and trail conditions TCS LIGHT FAST ROLLING SG2: Weight-saving 120tpi casing with the added reliability of SG2 puncture protection throughout the entirety of the tire. DUAL DNA RUBBER COMPOUND: The perfect mix of efficiency, traction and durability. The centerline tread features a firmer rubber compound that boasts faster rolling and increased durability, while the side knobs are composed of softer, slower-rebounding rubber that improves control and grip Model: 700c TCS Light Fast Rolling SG2 Width: choose; 40mm, or 44mm Compound: Dual DNA Bead: folding Weight: 522g. (700x40c); 547g. (700x44c) Color: black or black/tan