Continental Grand Prix 4000 S Reflex II (700c, Folding)
Continental's Grand Prix 4000 S Reflex II boasts Conti's Black Chili rubber compound for minimal rolling resistance, great traction, and long wear. The GP 4000 boasts a tough Vectran sub-tread for exceptional puncture protection, while the 330-tpi casing delivers a velvety-smooth ride. And, the Reflex model comes with a reflective strip along the sidewall for additional visibility in low-light conditions. If you're looking for the ultimate road tire, you've just found it.