FOSS Bicycle Self-Sealing Inner Tubes AV18″_1.35-2.0
Product Features
- Champion of year material award. Holding air pressure for a long time after puctured
- anticorrosion value holds air with no leaking
- 30% lighter and environmentally friendly
- Do not pump/ test the tube in the absence of outer tire. Excessive pumping will result in deformation of the inner tube
- FOSS inner tube can be also used on carbon disk brake rim and aluminum alloy rim


I had to give it a try.
So far so good. No flats to speak of.