100x12x2cm Biochemical Filter Cotton Foam Sponge Pad Fish for Aquarium Tank Pond

Specifications:
Material: Fiber
Color: White, Blue, Green
Size: (L)X(W)X(H) 100x12x2cm / 39.37''x4.72''x0.79'' (appr.)

Features:
Can be cut to the size you need.
Great water absorption, high permeability.
Provides both mechanical and biological filtration.
Promotes nitrogen cycle reduce the death rate of fish.
Excellent effect on decomposing excreta and feed residues.
Can be used again after cleaning, no clogging, no deformation.
Applications: set filter, built-in filter, external filter, the waterfall filter.

Package Included:
1 x Filter Cotton