Colourful – Bio Ball with Bio Sponge Inside – Good Bacteria Creator -Suitable for All Aquarium Fish Tank

Bio ball are best filter medium. Using this bio balls in your filter system, naturally good bacteria will create in your fish tank
You can keep this bio ball in all the places where the water circulates in your filter sytem for your tank.
every time you need not wash this fully whenever you wash your fish tank and other filter medium.
As long as you use bio balls without washing but keeping in your filter system is so much good for your fishes in the tank.
Bio balls are used in all power filters, canister filers, top filers, pond filer systems. Using bio ball your fishes will get good color, good growth and good shape.