The four rivers kiddush cup is manufacture by Netafim 55 for years, this is a kiddush cup that has inside the names of the four rivers that go out from heaven.
Actually, when Israel nation enter to Israel lend, there were the four rivers around Israel. Today they are getting out from Gan Eden.
The names of the four rivers are holy, and have a lot of secrets inside them, as we get from the Kabballah.
The four rivers kiddush cup become so common in this time, when the Netafim brothers are doing it both pretty and in holy way.
This cup is made in handcraft, and get the exactly 'Revit' for kiddush as the Jewish Halachas says.
The four rovers: Pichon, Gihon, Hidekel & Prat are writing in the all available variation, with an exchanging letters place.