Both zippers work.
Please review all photos and feel free to message me if you need more pictures.
These Boots are from a collection of ww2 items I received (including lots more boots). I don't believe they were stored in the best of conditions, more than likely a cardboard box with other pairs of ww2 Pilot boots tossed in the garage.
Please ask any and all questions before purchase! I'll do my best to answer quickly.