Aquarium Filter Super Thick Biochemical Filter Cotton Sponge for Aquarium Fish Tank Bio Cotton Foam Skimmer

Good luck with your favorite purchasesHigh-concerned chemical : None Origin : Mainland China Power (W) : None Type : fish Color : White, black Size for white sponge : 30cmx50cmx2.5cm/30x50x2cm/50x60x2cm Size for black blue sponge : 30x25x2cm Thickness : 2.5cm, 2cm