Pollution Isolation Filter Cartridge Aquarium Bio Sponge Fish Tank Cotton Filter Residue Collector

Label:Yes Material: Sponge Type: Filter Accessories Prevent the debris into the filter barrel to extend the use of filter time. Application:set filter,Built-in filter,external filter, the waterfall filter,ect Prevent young fish and shrimp from being inhaled into the filter bucket. Easy to use directly into the inlet flower basket. Size:small / large Durable,Recyclable,good flexibility. Color: Black Package Included: 5Pcs/set x Aquarium Filter Sponge

Notice: Conversions: 1 mm= 0.039inch, 1 inch=25.4 mm,1 inch=2.54cm Please allow 1-3mm error due to manual measurement and make sure you do not mind before ordering. Please understand that colors may exist chromatic aberration as the different placement of pictures. Thanks.