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Bontrager Self-Sealing Tube (650B)
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Self-Sealing Tube (650B)

Presta Valve
Product Rating
4.0 stars
 (1 Review)

Bontrager Self-Sealing Tube (650B)

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.

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4.0 stars

(based on 1 review)


of respondents would recommend this to a friend.

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  • Lightweight 

Best Uses

  • Road biking 

Reviewed by 1 customers

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2 flats AFTER the ride.They did well.

By M&M

from Lakewood,Calif.

About Me Avid Cyclist


  • Lightweight


    Best Uses

    • 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.

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