Radwelt

“Ein besonderer Clou sind die Rollen am Gepäckträger. Aufgerichtet und am ausgefalteten Lenker lässt es sich wie ein Trolley ziehen und erspart so längere Tragestrecken.”

[A special highlight are the spinner wheels on the rear rack. The folded bike can be pulled by the unfolded handlebars like a trolley and thus saves longer carrying distances.]

Forbes

And, highly unusual for the bicycle industry, the BYB will be available to buy just a few weeks after launch. Normally, new bicycle models are launched some months before availability.
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MyBike

If you prioritize folded size and being able to roll the folded bike, the [BYB] is convincing.

Karl magazine

Für Stadtradler, die kurze Pendlerstrecken mit öffentlichen Verkehrsmitteln kombinieren, ist das Rad richtig praktisch.

[For urban cyclists combining short commutes with public transport, this bike is the right (and practical) choice.]