Features:
The natural pores of the natural volcanic rock give it a unique breathing function, which can absorb essential oils to enhance the fragrance diffusion effect.
The volcanic rock in the fish tank can purify the water quality and can absorb the fine feces of fish.
The characteristics of the volcanic rock material inherit a high Zhuang, tranquil, and elegant styles are also in line with the current human pursuit of low-carbon and high-quality life

Type: Natural volcanic rock
Process: Grinding
Shape: Irregular
Main Color:Black
Sizer:2-3cm
Products Include:100g Natural volcanic rock

Please note:
1.Please allow minor error due to manual measurement.
2.The colors may be a little difference for the different monitor display.
3.Pure natural, Not exactly the same, Each ONE is unique.