40pcs 1.2"/30mm Reusable Bio Balls Aquarium Fish Pond Wet/Dry Canister

Clarify your water naturally and cultivate beneficial bacteria with these Polypropylene Bio-balls! They promote gas exchange and increase dissolved oxygen levels, then filter the water as the bio-balls combine with organic waste to dissolve it. Due to the unique geometric design of our bio-balls, the biological loads are maximized within much smaller filter areas.
Features:
-40 pcs 1.2" Bio Ball, a necessary and useful aquarium accessory to guarantee the water condition, suitable for both saltwater and freshwater
-Dense Hole Construction - More places to cultivate nitrobacteria, which is beneficial for water purification
-Durable in Use - Plastics material for long time service
Specification:
-Diameter: 1 3/16" (3 cm)
-Net Weight: 0.44 Lbs (0.2 kg)
-Color: Black
-Material: Plastic
Package Content:
- 40× Aquarium Bio-balls