YunSCM 24x1-9-2-125 SV 32mm Standard and Self Sealing Bike Inner Tubes ?2 Pack?

"Still searching for the most durable bike inner tube? Stop looking up now and try ours. It will exceed your expectation! Features: Made To Last: The bicycle mtb inner tube is made with steady and durable butyl rubber. The self-repairing inner tube is a thicker design, which is more durable than the normal inner tower. The bicycle inner tube rolls through the tire repair liquid to automatically fill the punctured area. After testing, the leak can be repaired within 3 seconds under normal conditions. It shows amazing sealing performance, ozone resistant, anti-aging and electrical insulation merits. Size Available: The bike tube 24''×1.9~2.125''. It fits tire width 1.9-2.125''. Comfort is the first: The replacement tires ensure better shock absorption for upgrade riding experience. Your safety and comfort is our top concern. "