Theory Tires, Tubes, & Accessories

inner tube designed for gravel, adventure, and endurance. The tube provides all the benefits of the innovative TPU (Thermoplastic Polyurethane) thanks to a specific formulation that delivers the best performances for those ...

balanced ride with no pucker or bump like those found on other tubes. Latex tubes are lighter, thinner and more flexible than a butyl tube, increasing your comfort, lowering your rolling resistance, ...

a smooth and balanced ride with no bump near the valve so it sits neatly inside the tire and distributes its weight evenly. Latex inner tubes are lighter, thinner, and more flexible ...

thicker tube wall for increased durability and protection against pinch flats. The removable valve core aids in fast inflation for seating beads on stubborn tires or injection sealant, further reducing flat tires. ...

the weight, and packs down 50% smaller than standard inner tubes. Designed to be compatible with both disc and rim brake wheels, the Tubo-CX/Gravel is the perfect all-rounder.