700×30-43c Bicycle Inner Tubes 700x38c 700x40c for Kids Mountain Bike, Cruiser

Specification:
Size: 700x35c/43c
Valve Type: Schrader Valve
Valve Length: 32mm (standard bicycle tire Schrader valve length)
Tube Material: Butyl
Replacement Inner Tube for mountain, cruiser, or kid’s bike with the same tire size.
Package Include:
2Pcs 700x35c/43c Bike Tubes
2 Pcs Tire Levers
Note:
Before installing, check to see if the inner tubes are completely sealed by putting them in water, if there are any bubbles, they are already damaged. We will provide a 100% refund or Free replacement to you soon.
Tire Levers:
The nylon plastic tire levers are different from the metal one, they prevent excessive force, damage alloy rims. With high hardness, durable, and very effective.
These tire levers suitable for Most of Bicycles Wheels Common Bicycle, Like Mountain Wheels, Road wheels, folding wheel groups, and so on.
Warm Tips:
Please kindly confirm the size of your bike tire before you buy, width between 35mm-43mmtires.
Before changing the tube, please check whether have some stones or sharp things that may break the tube that stay in your tire.
Remember to always add a little air (to give the tube form) to the new inner tube before installing it. This will prevent it from bunching up and/or causing a pinch flat or possibly blowing the tire off the rim (when you immediately and fully inflate) which ultimately will pop the tube.
The pressure rating is dependent on the PSI rating of your tire. DO NOT inflate the above pressure rating on the tire!