Continental Bike Tube (26"/27.5"/29"/700)

Continental bicycle tubes are constructed of durable, seamless butyl rubber and are 100% inspected to ensure high quality and reliability.Seamless, and vulcanized to ensure uniform roundness and improved reliability at the valve stem.Every tube passes a stringent 100% quality control inspection.For 29 mtb rims, 29 x 1.75-2.5 Presta and Schrader valves have removable cores.'