Features:
Natural chichen bone stone, with microporous, permeable and breathable, good for plants growth.
Different sizes and different shapes for every piece from natural.
Doesn't no harm to fishes, great decor for aquarium.

Specification:
Material: Red Clay
Size: 2.6cmx1.3cmx0.5cm per pcs
Weight: approx. 4g per pcs
Color: red, grey for your choice
Qty: 10pcs

Note:
Please allow differs due to different sizes for every piece.
Due to the different display and different light, the picture maybe a little different with the actual color of the item. Thanks for your understanding.