Inner tube P ZERO™ SmarTUBE EVO

The SmarTUBE EVO inner tube is made from a thermoplastic polyurethane (TPU), it can save up to 70% of the weight of a standard butyl inner tube and almost 50% of the space in your pockets, while being stronger than butyl as a raw material.
The SmarTUBE EVO inner tube also rolls 5% faster, giving you an advantage over the standard SmarTUBE inner tube, making your bike more rapide when accelerating and climbing, and also improving its handling.

WEIGHT: 35 to 40 g depending on valve size.