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MARVEL MTB Self Seal Tube (29er) FV
Marvels quick seal bicycle tubes are a sound choice for commuter, mountain, training and utility bikes that need puncture-resisting dependability without a big weight penalty.
In contrast to their bulky thorn resistant cousins, the Seal Tube is a conventional butyl tube containing a sealant designed to seal holes up to an eighth of an 3mm wide.
- suits tyres 29x1.95/2.12
- 48mm Presta valve
- tube is filled with "goo" that automatically repairs a puncture (for holes up to 3mm)