
Have a look
here They do loads of different sizes & you get free bedding, divider & bolt on bowl, three doors so one can be left open(up & over)so no accidents walking into it !
Bringing a puppy home I use a cat carrier for my Cavaliers & BCs, but any GSD would need a slightly bigger one as would a Dobermann, I've lent out soft crates to people to bring their puppies home in.
All my dogs travel in crates in the car as a normal way of travelling