Zoo Med Replacement Mechanical Filter Sponge - #501

Zoo Med Replacement Mechanical Filter Sponge - #501 is an effective form of filter media for your reptile habitat. This mechanical filter sponge removes dirt and floating debris from the terrarium or aquarium and improves the water clarity in the tank. Easy to clean and completely reusable, this filter sponge helps keep the water clean. It acts as the first line of defense in the aquatic reptile environment. It effectively catches and removes dirt and floating debris to maintain clean, healthy water.