Brand New and High Quality
Type: Aquarium Filter Sponge
Material: Polyester
Color:As The Picture Shows
Size:11x50cm(4.33x19.7in),20x30cm(7.87x11.81in),30x40cm(11.81x15.7in),40x50cm(15.7x19.7in)
Thickness:0.5cm(0.20in) Package Includes:1PC 3D Aquarium Filter Sponge

Features:
3D Stereoscopic fibers effectively prevent water blockage
Biochemical sponge filter provides biological filtration to the aquarium, helps to stable water quality.
Increase the oxygen solubility.
Working noiselessly, very durable, can be used for years.
Good permeability, easy to clean.
Perfect filters accessories for your tank and aquarium.
The foam can be cut and is suitable for all kinds of fish tanks.

Usage Method:
1.Lay at the bottom of the wet and dry separation box to disperse water flow and prevent hole blockage.
2.Laying on the first layer can reduce noise and increase dissolved oxygen.
3.According to personal use,it can be cut to any size.
4.Clamp between the filter cotton and filter cotton to divert water flow and prevent overflow.

Tips:
1.Due to the light and monitors effect, colors may have lightly difference.
2.Please allow slightly size errors due to manual measurement. Thank you for your understanding!
3.This product cannot be used as a filter cotton,it can only be used to disperse water flow and prevent water blockage ,Can be used for a long time.