1, water grass mud. Such as: Ada black mud, Wuwei GEX water grass mud, Amazon water grass base fertilizer soil, Xijin Hua Fu water grass special active mud, Yabo water grass mud, Nitelli water grass mud, Chaohu sand, etc.

2. Ceramic sand. Such as: Yabo UP ceramic sand, Granup Dutch ceramic sand, etc.

3. Black sand, pearl sand, river sand, etc.

The above rankings are personal feelings and are for reference only.