Specification:Material: Filter Cotton
Color: Black+Blue
Size: (L)X(W)X(H) 50*10*2cm/ 19.69*3.94*0.79''(appr.)
Features:- Excellent water permeability.
- Lightweight & softness design.
- Can be used again after cleaning.
- Can be cut any sizes as your needed.
- A good item ensures your filtering effect.
- Dense shape makes it effective to avoid residue.
- Suitable for using in freshwater and marine water.
- Cultivate the nitrifying bacteria for biological filtration.
Package Included:1 X Filter Cotton
