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Flat less. Ride more.
Protect yourself from flats with Bontrager Thorn Resistant tubes. Asymmetric design uses thicker rubber on the tread side and thinner rubber elsewhere, which saves weight while maximizing puncture protection.
Product details
- 4.1mm thickness (tread side)
- Asymmetric extrusion puts extra rubber along tire sidewall and tread zones
- 100% inspected for guaranteed quality
- Purchase 20 tubes to receive a full case
How To: Fix a Flat Bike Tire
Flat? Fixed. Our simple how-to video will show you how to get back on two wheels in no time flat.