Feature:

*Made of material,  and functional,  for tpu ultralight . It is light and stronger.

*It has the advantages of good sealing performance,  resistance, aging resistance, shock absorption, electrical insulation

* inner tubes are 70%  and 50% smaller than butyl rubber inner tubes, and at only 0.21 lbs, they can be easily carried for unexpected situations

* aluminum alloy valve with bonnet, high pressure resistant, prevents gas leakage.

*more responsive acceleration and resulting improved handling and climbing speed.

*Suitable for road bike with wheel diameters of 700C 28inch road bike ravel inches and tire width of 700C 20C 22C 23C 24C 25C 28C 30C 32C 

*Long-Lasting And Stable ，Tyre PressureResistant to high and low temperatures, stabletyre pressure ensures yoursafety when going downhill.

Specification:

prodcut Name : road bike inner tube
Materials :  for tpu & metal
Weight ：35g (士3g)
Color : orange

size:Valve : FV45mm
Apply to : road Bike 28 inch 700C x20C 22C 23C 24C 25C 28C 30C 32C

(Recommended scope of application)
For rim brake and disc brake wheelsets

Package content: 

list1:1PCs tube

list2: 2PCS tube

list3:4PCS tube

list4: 4PCS tube+2x lever

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.

3. Do not inflate the outer tire heavily when it is not mounted, or it will cause irreversible damage! Please  us if you have any questions about your purchase or use. We will do our to solve your problem

Payment must be completed within 5 days. If you have any problems about payment, please contact us via ebay message.

We only ship to confirmed ebay Order addresses. Please comfirm that your Order address is in line with your shipping address.

Please kindly note that the combined shipping is not provided because the shipping fee is calculated by weight. Also, the each additional item means exactly the the same color and size. 

It takes about 7-15 working days to US; about 10-30 working days to other countries. Transit time may be a little delayed because of the bad weather and customs inspection. If you do not receive your item within 30 working days since payment finished, please contact us immediately for further assistance.

We strive for 100% customer satisfaction! Positive Feedback is very important to us. If you have any questions, please feel free to contact us via "Ask seller a question" . We will reply your email within 24 working hours.