Bio-filter ball with cotton (100pcs)

Size	S
Dimension	D2.6cm
Product color	Black
Net weight of a single product	150g
Unit package qty	1 set(100pcs)/Color bag
Number of outer packs	16 set/Carton
Quantity in single package	100 pcs

Contains biochemical cotton, placed in the fish tank filtration system, can quickly cultivate bacteria, filter out the cycle of debris and purify water