KENDA KARVS Road / Endurance Cycle Bike Tire (Folding) - FREE VALVE CAP UPGRADE WORTH $4.99! ***ONLY REPLACE TIRES WITH EXACTLY THE SAME SIZE [DIAMETER] x [WIDTH] AS USED CURRENTLY*** KARVS - Skidding tire designed for all urban conditions FLAT PROTECTION - With thicker standard rubber compound under the center tread for amazing tread life FREE METAL VALVE CAPS - 3x Higher air retention over standard caps SKYSCAPE CAPS WORTH $4.99 FREE - Schrader style (Presta available by request/email at the time of your order)