MEIMEI

【Package include】 :orange big ballsx3+ gray big ballsx3 + orange small ballsx30+grey small ballsx30; 【Good Material】:They are good to your live-planted tanks with fish&shrimp,can help vitalize metabolism and strengthens the immune system,suitable for most freshwater animals like shrimp, crayfish, betta, goldfish. 【Why need it?】when fish ,snails,shells ,shrimp live in the wild,earth’s rocks can autobalance PH value to maintain ecological health,then when we feed fish ,snails,shells ,shrimp at home,we need mineral balls,mineral tourmaline balls contain over 30 minerals ,they can keep your tank balanced just like those wild waters. Mineral Ball can be water Conditioner for Freshwater Shrimp.