feature:
*Brand new and high quality
*Made of high quality material, and functional,high quality TPU. It is and stronger.
*It has the advantages of good sealing performance, resistance, aging resistance, shock absorption, electrical insulation
*Ultralight design，only 32g for road bike,46g for gravle bike ，Lose weighton your tires，Reduced spinn mass where there are more(wheelsets)
*more responsive acceleration and resulting improved handling and climbing speed.
*Long-Lasting And Stable ，Tyre PressureResistant to high and low temperatures, stabletyre pressure ensures yoursafety when going downhill.
Specification:
Name : Road inner tube
Materials : TPU & Copper
Weight ：32g (士3g)（23-32C）roadbike ，46g(35-50C ) gravel
Color : purple
product name: tubes
size: Valve : FV 65MM ，45MM ,85MM（options）
Apply to : Road Bike 700 X 18 / 23 / 25 / 28 / 30 / 32C/35C ,38C ,40C ,42C,45C,48C 47C 50C
(Recommended scope of application)
For rim brake and disc brake wheelsets
Package content:
list1：1* Bicycle tubes
list2: 3* Bicycle tubes
Note:
1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
2. Please allow slight manual measurement deviation for the data.
WARNING: 