[4. Replacement sponge M 2 sets (4 pieces)]

Simple and High Performance: This next-generation filter combines a sponge filter and a filler container to allow both physical and biological filtration. (Safe and Easy to Use) The air lift system uses an air pump, and the gentle water flow envelops the aquarium, so you can use it safely without inhaling your fried fish or shrimp. Extendable: The length of the water outlet can be adjusted. Please adjust it to the surface of the water. Easy to Clean: If the water outlet gets worse, its time to clean it. Remove the sponge container from the main body and wash it with water that neutralizes chlorine. (*Please do not wash it with tap water containing chlorine. The bacteria that live in the house will die). Product Overview: M size (approx): Height 7.5 - 10.4 inches (190 - 265 mm) (extendable) x Width 5.7 inches (145 mm). M Sponge Size (Approx.): Diameter 2.3 inches (58 mm) x Height 4.3 inches (108 mm) (Hole Diameter: 0.6 inches (15 mm)); Suitable Aquarium: Approx. 23.6 - 35.4 inches (6Please prepare air pump, air tube, and filter materials separately. Wash with water before use.