Made in Japan.
Naniwa manufactures the most advanced easy to use sharpening stones for industrial and home use.
SuperStones are a high grade resin bonded whetstone. This splash and go stone does not need to be soaked.
2000 is a fine grit finishing stone that will repair and smooth the edge to a high performance blade.
This can also be an intermediary stone before a finer grit is used.
With a thickness of 2cm this stone will last for many years.