Qzbhct 9 Pcs Fine Filter Pad for Fluval Fx4 FX5 FX6 Canister Filter Aquarium Filter Sponge Replacement

Package included: 9 x Qzbhct Fine Filter Water Polishing Pad; Fit for Fluval Fx4 FX5 FX6 Canister Filter Filtration Systems; Good for freshwater and saltwater environments; Filter sponges needs to be replaced after 6-12 months; This is non-original aftermarket part, but can Perfect match and work.