Schwalbe AV12B

"The Schwalbe Standard bicycle inner tube Nr. 12B is the ideal choice for anyone looking for a durable and reliable tube for their 26inchbicycle or wheelchair tires. With an ETRTOrange of 20/28-584/590, this inner tube offers a perfect fit for a variety of tires. Thanks to the above-average air tightness, you need to worry less about frequent re-inflation, which significantly increases your riding comfort."
"Made from the highest quality materials and with a uniform wall thickness, the tube not only offers excellent performance but also remarkable durability. The proven reliability of the Schwalbe inner tube is evident in its millions of uses, making it a favorite among cyclists."
"Whether you are a regular cyclist or a wheelchair user, the Schwalbe AV12B tube ensures that you can rely on your means of transportation. With this tube, you are always well equipped for your next ride or excursion."