- NanoAir TPU (Thermoplastic Polyurethane) tubes are light, compact and durable
- Packs down to one third the size of a traditional butyl tube and is less than half the weight
- Features a special construction/layup that makes them more durable than traditional butyl tubes
- 2 TPU patches are included
- 700x18-23 = 35g, 700x32-47 = 49g, 29x1.9-2.5 = 80g
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