Filter Wadding, 10 x 10 x 2 cm, Biochemical Filter Mat with Honeycomb Structure, Multi-Layer Design with High Permeability for Pond Filter

Product description Product: Aquarium Filter Wadding, Biochemical Filter Mat with Honeycomb Structure, Multi-layer Design High Permeability for Aquarium Pond Filter (10 x 10 x 2 cm) Package Included: Aquarium Filter Cotton (10 x 10 x 2cm) How to use: After unpacking the aquarium filter wadding, it must be soaked in water for a while before it can be used. Mode d'emploi After unpacking the aquarium filter wadding, it needs to be soaked in water for a while before it can be used.