10Pcs Aquarium Filter Bags Fish Tank Bio Ball Media Mesh Storage Bag with Zipper  | Aquarium Store | Fish Tanks | Fish Bowls
 
1. Allow precise placement of filter media.
2. Prevent media from entering your filter system.
3. Great for bio-balls, activated carbon, ceramic and ammonia remover.
4. Zipper closure for reusable purpose.
 
- Size : 10cmX15cm,15cmx20cm,20cmx30cm and 30cmx40cm
- Material: Polyester