Ibushi tiles have a water absorption rate of 10%, but by making the middle part unglazed, this coaster has even more water absorption, and even if water drops fall on it, it immediately absorbs it and diffuses it into the air.

Ibushi tiles are oxidized in a kiln without using glazes or paints, forming a silvery carbon film on the surface.
Because it uses only natural materials, it is environmentally friendly and has a deep flavor.

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