LTWHOME Pre-Filter Sponge Roll Fit for South Ocean Five AOF10112 Aquarium Filter, 2.75 by 5.9-Inch (Pack of 12) Custom designed and manufactured for

Custom designed and manufactured for the All Pond Solutions CUP-359 all-in-one small pond filter system

Simply cut holes in the desired position with scissors to fit most filter boxes

VACUUM CLEANER WASHABLE FILTER

There is no poly side to these filters

Custom designed and manufactured for Aqueon Quietflow E Internal Power Filter

LTWHOME Pre-Filter Sponge Roll Fit for South Ocean Five AOF10112 Aquarium Filter, 2.75 by 5.9-Inch (Pack of 12) Custom designed and manufactured forPacking include: 12pcs filter sponge. Size: 15 x 7cm 5. 9" x 2. 75"(H*D), 3. 5cm 1. 37"(Inner Hole Dia) . Provides efficient water flow with less clogging for long lasting filtration. Enhances biological filtration. Change every 3 4 weeks.