Zipp Speed Weaponry Tangente Speed Tire - 700 x 25, Clincher, Folding, Black, 220tpiDesigned for race day, the Tangente Speed is optimized for aerodynamics, rolling resistance and road feel with clincher convenience. Intended use: racing Optimized for dry road conditions 220 TPI nylon casing New aero tread pattern Sidewalls designed for supple and compliant ride feel Rubber formulated for grip and acceleration Very low rolling resistance to save power Product Specifics Weight (oz): 6. 3 Defined Color: Black Weight: 180 TPI: 220 Tire