One of the most interesting new tubeless insert products at the Sea Otter Classic is being pioneered by a brand synonymous with BMX. The Odyssey Optis Tubeless Tire Insert is the product of 10 years ...

The OPTIS insert is claimed to help them do so, by serving as an inflatable alternative to foam-bodied tubeless tire inserts. So first of all, if you're unfamiliar with the selling points of ...