Top Fin EF-S Element Filter Cartridge Value Pack 12 Month Supply 2.1 in X 3.7 in

Super Easy to replace

The value for money of this is what a deciding factor in my purchase

Filters fit and work wonderfully in the little tank. Thank you

These do a good job of keeping my 5-gallon tank very clear and clean.

Great product. Quick shipping.

Exactly what I wanted

Easy fit value pack .

Best price found

I wish they are were a little less expensive.

Had to replace way to often. Not a good filter