Fluval Quick Clear effectively helps eliminate undesirable particles that cause cloudy aquarium water, such as suspended organic and inorganic particles, dirt, slit and fine sand.
Its special formulation clumps together particulate waste by ionic attraction, vastly enhancing filtration absorption and creating crystal clear water
Key Features :

Water Clarifier
Traps floating particles
Safe for all aquarium inhabitants
For freshwater use only
4 fl oz (120 ml),