I’ve not seen this for a very long time. Though it is still available now, but it was commonly used in the 60s or maybe still in the 70s. Do you know what is this for? What’s inside? I think Peter, Philip or Chun See may know the answer.
Yes, it’s a Shaving Kit. You can see the contents inside:
Here is the Razor Blade;
In fact such shaving kit is very good for travelling. It even has a small mirror inside. Like what the guys have said, the blade is really super sharp!
Photo 2 :
Photo 3 :