LTWHOME Generic Replacement Foam Filter Sponge Set for Oase Biotec 4(3 Sets)3 x Sets (3 Fines + 3 Coarses) Suitable for Oase Biotec 4 Filter Good for freshwater & marine environments

Easy to replace

Size: 180 mm diameter

This set fillter pads is custom designed and manufactured for the fluval 404 405 406 filtration systems

Package inclued: 6 PCS Nitrate foam

Packing include: 3 pcs blue coarse and 6 pcs white fine filter pads

White Medium Foam x 3

Package Include: 4 pcs carbon filters

washable and reusable

Size: 10cm length by 5cm diameter

Package inclued: 200 PCS Nitrate foam

The floss pads trap small particles keeping your aquarium clean and clear

50 x Poly filter