https://www.bikeradar.com/news/is-this-the-new-schwalbe-pro-one
Have we just spotted the new Schwalbe Pro One? | BikeRadar
Jun 27, 2019 - Prototype tubeless Schwalbe road tyre spotted. 28mm tubeless tyre constructed with Addix compound rumoured to be new Pro One road tyre. All we know so far.
schwalbe pro onethe newspotted