20x1.7/2,2 mm Self-repairing Schrader Valve 33mm Inner Tube size-g-13-n-26209-b-958 The stretchy fabric down the

The stretchy fabric down the sides and the two-way zip offer extra ease

Slightly pre-inflate the inner tube

Lateral CS technology makes the cushioned heel effective and robust

Weight: 700 g | Volume: 11 L

high-performance material wicks away perspiration

20x1.7/2,2 mm Self-repairing Schrader Valve 33mm Inner Tube size-g-13-n-26209-b-958 The stretchy fabric down theThis inner tube allows you to continue cycling when a conventional inner tube would have gone flat. Fitting a tyre: Start mounting the tyre at the valve. Finish mounting the tyre opposite the valve to avoid pinching the inner tube. Never mount your tyre with a tool or a tyre lever, as you risk pinching and puncturing the inner tube. How to change an inner tube Before installing your inner tube, watch our video, inflate it slightly, insert the valve,