Zipp Goodyear VectorR SW Road Tire 700x35C Folding Tubeless Ready Dynamic:UHP R:Shield BlackOptimized for maximum aerodynamic efficiency with the 303 SW Dependable puncture protection and durability for high performance road riding and racing. 30c is the fastest on smooth paved roads at higher speeds. 35c is ideal for rougher pavements or even light gravel Measures true to size: 30mm or 35mm on 303 SW Tubeless Complete, carbon beads Dynamic: UHP Compound R: Shield 120 TPI SRAM Model ID: TI GY VRSW A1 TECH SPECS Bead Folding e Bike approved