The 2-in-1 Fluval Betta Moss Ball is designed to create a decorative setting, while providing phosphate control. The adsorption resin helps reduce many of the compounds that encourage unsightly organic matter accumulation.
Chemical Filter media
2-in-1 decorative piece and phosphate reducer
Naturally soft texture helps protect delicate Betta fins
Treats aquariums up to 20 US Gal / 75 L
For use in freshwater aquariums
Directions: Position Fluval Moss Ball in the path of water movement
Replace every two months for maximum effectiveness