Ridenow ultra-lightweight inner tubes Made from thermoplastic polyurethane elastomer (TPU) material 70% less weight than regular butyl rubber inner tubes 50% less space in the pocket Bright and colourful colours for easy identification.
Specifications Material TPU Size: 700 x 32/47c Recommended range of application. For rim brake and disc brake wheelsets. For road bike tyres 32-47mm wide. Reduced rolling resistance. Non removable valve.