Materials are made in plastic and sponge(Sponge Color: green) XY-2882,Size: 19.5 cm after non-expansion, 29.8 cm after expansion.The filter section is 12cm high and the bottom length is 13 cm. Designed for working with air pump for water filtration and circulation. Great way to clean and oxygenate your tanks
- Use eco-friendly sponges and ceramic beads to absorb harmful substances and increase oxygen content.
- Easy to install and use. Good filtering effect. The biochemical cotton strip has better bacterial filtering.
- Suitable For crystal Shrimp Tank, Betta Tank, Breeder Tanks, Goldfish, Discus, Guppies, Fry, Baby Fish, Or Other Fish.