Our aquarium filter pad is made of durable polyester fibre featured with strong filtration high water permeability easy-to-clean and good durability. Our pads' consistent reliable design gives superior filtration for your fish tank. Let your lovely fishes and tortoises enjoy the clean water.Features:Made of polyester fibre durable non-toxic and safe for aquarium use.High water permeability and strong filtration.Adopt wetland aquatic plant purification theory to decompose the dirt.Fine fibre can effectively filter impurities in the water.Easy to clean machine washable and would not be deformed.How to use:Put the wool side upwards and then lay it on the dry-wet separator.Specifications:Size: 20*30cm / 40*50cm / 12*100cm(Optional)Color: WhiteMaterial: Polyester FibrePackage Weight: 25-70gNote:20*30cm and 40*50cm filters are used for bottom filtration while the 12*100cm filter is especially used for upper filtration.Package List:1 * Aquarium Filter
