Sponge Bio Filter,CHENKEE Aquarium Cleaner Fish Tank Duble Air Filter Bio Filter Sponge Wall-mounted Sponge Air Pump Sponge Water Filter Ultra Quiet with 10 Replacement Sponge for Fish Tank Water Pool

? Safety Material:This sponge filter is made from high-quality plastic and sponge, Non-toxic and eco-friendly,an environmentally friendly sponge that does not harm fish. ? Mprove Water Quality:The sponge filter’s pores have a large surface area where aerobic bacteria can propagate. Cultivating the nitrifying bacteria, will give you superior biological filtration in your tank.Also keeps your fish tank water super clean and crystal clear. ? Easy to use: using an air hose, connect one end to you air pump and the other end to this filter. The water flow exit tube on the sponge filter is adjustable so you can change direction and height of the water flow. ? Easy to Wash:The sponge can be used multiple times. Instead of tap water, use water from the tank, to clean it, when doing water change. Simply rinse and squeeze a few times over until you see the water run clear from the sponge. ? Widely Use:This fish tank filter is small in size and easy to hide behind the plant.Perfect for shrimp tank, betta tank, breeder tanks, turtle tank, goldfish, discus, crayfish, fry, baby fish or other fish.