WTB - NANOAIR TPU AIR CHAMBER - 700 x 18-32mm

 INTENDED USE: Inner Tires / spare for tubeless Tires Thermoplastic polyurethane construction Lighter, more compact and more durable - yes, all three! Folds to one-third the volume of a traditional inner tube Takes up less storage space Remarkably light, up to 60% lighter than traditional inner tubes TPU inner tubes are robust thanks to their special material layout More durable than traditional butyl inner tubes TPU patches included to keep you riding