Rena Filstar XP Super Micro Filtration Pro Pads

API Filstar XP Super Microfiltration Pads remove extremely fine waste, sediment, and particles from the aquarium while also helping to clear cloudy water.
Change Micro Filtration Plus Pads every 1-2 months
Place pad in the top of the media trays above all other filter media
Polishes water for a crystal clear aquarium
New and improved canister filter media designed to fit the Filstar XP. Graduated hole sizes allow for increased cleaning efficacy. For ultra-fine filtration and polishing.