Unlike some inserts, the Optis will not absorb tire sealant, and while extremely durable, it can be replaced if you do manage to puncture it, with replacements estimated at $39.99.

One was made in TPU on a typical FDM printer, while the other was printed in flexible resin. The tires were then installed on hubs and fitted with gear motors for drive.

LEVERKUSEN, Germany—Air Fom wants to make sure your next bike ride doesn't fall flat. The Taiwanese tire manufacturer has developed a solution for deflated tires, using thermoplastic polyurethane ...

BASF S.E. has partnered with German bicycle tire manufacturer Schwalbe on a new generation of bicycle tubes with a "whole new level of puncture safety," BASF said in an Oct. 9 statement. The Aerothan ...