Protect yourself from flats with Bontrager's Self-Sealing tubes that instantly seal small punctures. And, for added flat protection, the 0.9mm wall thickness helps to keep those punctures at bay.
Size: 650B x 2.0-2.4
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- Road biking
Reviewed by 1 customers
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- Road Biking
(2) flats using these tubes only after the ride when the sealant sunk to the bottom. They kept tube inflated while in motion.They did their job.Would rather change a tube at home than at roadside.