• Product Specifications: Compatible with Road bike /Mountain bike Tire 700 X 35c / 700 X 36c / 700 X 37c / 700 X 38c / 700 X 39c / 700 X 40c / 700 X 41c / 700 X 42c / 700 X 43c ( ETRTO : 35-622 / 36-622 / 37-622 / 38-622 / 40-622 / 41-622 / 42-622 / 43-622) bicycle tire tubes.
• High Quality: The bike tube is made from premium butyl rubber.It has the advantages of good sealing performance, ozone resistance, aging resistance, shock absorption, electrical insulation.
• Easy Installation: Installation is quick and easy. Please follow inflation guide when airing a tire from a complete flat. Save time and effort, replace the old tube in a few minutes.
• Important Note: When changing a bicycle inner tube, be sure to add a little air before installing it. This gives it form so it doesn't get twisted or bunch up which may cause a pinch flat. Inspect for an even bead of the tire to the rim on both sides.
• Comfortable and Safe: After replacing the butyl rubber tube, it absorbs the impact on the uneven road surface, making riding more comfortable and safe.
• We hope to do better in terms of tire quality in order to provide you with better service and satisfactory products. If you have any questions about product quality within a year, you can contact us. You need to provide relevant pictures and information so that we can respond quickly and save you valuable time.