There aren’t many technologies as ubiquitous in cycling as the Presta air valve. So it’s surprising that, in the roughly 100 years since its invention, it’s basically never changed. Until now.

In fact, in our extensive research, it’s the only tubeless-specific tire that has tan sidewalls and is available in a 30. It’s supple and provides a shocking amount of grip in a variety of conditions.

Tubeless mountain bike tires definitely have their good points. In order to seat the things securely on the rim, however, it's often necessary to use a compressor or a CO2 cartridge to deliver a ...