Schwalbe Aerothan TPU Tube, 700x37-50, PV, 40mm Tubes

- Extremely light thermoplastic polyurethane (TPU) tube, with maximum puncture protection and designed for minimum rolling resistance \n - Just as resistant to snake bites as it is to sidewall damage thanks to the extremely robust material \n - Has removable valve core suitable for extensions \n - Puncture sealing liquid does not achieve any sealing effect with TPU, usage not recommended \n - Individually boxed for store display with easy identification size/valve graphics \n - Weight: 41g (700x23-28c) to 116g (29x2.4-3.0")