Yes. It is safe to travel with your bike in a cardboard box. Of course this will also depend on how well you pack your bike ready for air travel. We have a whole article dedicated to using a cardboard bike box with lots more information and advice.
Yes. It is safe to travel with your bike in a cardboard box. Of course this will also depend on how well you pack your bike ready for air travel. We have a whole article dedicated to using a cardboard bike box with lots more information and advice.