Features： 1、TOUGH: Made of high performance TPU material with high abrasion resistant and puncture resistant, it can effectively reduce the risk of flat tires and prolong the service life even under complicated road conditions. 2、OUTSTANDING DUCTILITY: TPU material has good ductility, which can better fit the internal shape of the tire and provide a more uniform pressure distribution, ensuring good touching between the tire and the ground during riding, and improving riding comfort and handling. 3、FV VALVE: Equipped with FV valve, it has good sealing performance and is not easy to leak. Whether for daily riding or long distance traveling, it can maintain a stable air pressure, no need to inflate frequently. 4、ULTRA LIGHT WEIGHT DESIGN: Compared to traditional rubber inner tube, this TPU inner tube is more lightweight, which can effectively improve the riding efficiency. And at the same time, it is more convenient to carry. 5、HEAT AND COLD RESISTANT: TPU material has good temperature adaptability. Whether in the hot summer or cold winter, it can maintain stable performance. Specification： Item Type: Cycling Inner Tube Material: TPU Package List： 1 x Cycling Inner Tube