Zsling Schrader Puncture Interior Replacement Review

✔ Make sure the right size tube of you bike: Our inner tube will widely fit 20 inch bike ,tires width of 1.9in 1.95in 2.0in 2.1in 2.125in, you can find your bike tube size on you old tubes, it should be written like 20x1.9/2.125''. ✔ High grade tube material: The tire tube made of high grade butyl rubber instead of normal rubber, it will provide good air tightness, heat resistance and durable for long time use. ✔ Standard schrader valve: The tube is universal and most common standard short schrader valve-32mm. Just make sure the size fit properly, the valve will be universal for all bikes, motorcycles and even car tires. ✔ Most high cost-effective product list: You will get only 2 Pack high quality inner tubes with good price, our package will not include the levers since most bike repair kit will include a quality lever, you will get the most cost effective tubes pack without any waste of your money. ✔ 100% Satisfaction guarantee: We have strict quality control and inspection system, but unavoidable, there will still be a certain defect rate, if you encounter quality problems such as air leakage, please contact us at first time, we will provide the 100% satisfaction guarantee for you.