Carefully selected Oiso sand details

Carefully selected classic Oiso sand。It is a natural raw material with little contamination.。You can use it with confidence for general breeding of tropical fish, goldfish, killifish, aquatic plants, etc.。Water quality is also easy to stabilize、Can be used many times by washing。
Grain size：細目（約1mm）
Capacity：2kg/5kg/10kg/20kg