Penguin Size C Cartridges Select Size::6 pack This is a sinking stick

This is a sinking stick that is excellent for you bottom feeding fish like plecos and cory cats

Stability does not contain any of the aforementioned bacteria

The Marina i25 is a compact yet powerful internal filter for use with Marina goldfish aquariums or any other goldfish or tropical tank up to 25 liters (6

Includes replaceable filter sponge

these high density Black Foam Filter Pads provide powerful mechanical filtration for freshwater and saltwater aquariums

Penguin Size C Cartridges Select Size::6 pack This is a sinking stickThe Marineland Brand designs our filter cartridges to meet the absolute highest standards of water purification, performance, and operational ease. Each pre assembled cartridge slides easily into place, providing superior mechanical and chemical filtration, and making replacement fast, dry and effortless. The cartridge mechanically filters water through a pad of double thick poly fiber. Debris and waste particles are trapped, and water is chemically