Item type: Bicycle Inner Tube<br><br>Material: butyl rubber<br><br>Color: black<br><br>Valve type: Schrader Valve<br><br><br>Suitable for: road bikes, bicycles, mountain bikes Schrader Valve models<br><br>Package List<br>2 x Bicycle Inner Tube<br><div>Size: 1.95/2.125 inches refers to the applicable size of inner tube and outer tire. </div><div>Size: 2.125 inches refers to the applicable size of the inner tube and outer tire. </div><div>Size: 2.125 inches refers to the applicable size of the inner tube and outer tire.</div><div><div><div></div></div></div><br>1、Prevent rider injury, destruction and injury. Safe in any season or weather conditions. 2、Protect you from shocks. Riding comfortably. 3、Standard high‑quality butyl rubber material, good air tightness. 4、Good high temperature resistance, slow down aging. 5、The material is durable, wear‑resistant and has a long life. 6、Not easy to break and deform. Each inflation nozzle has a cap to hold the air.