WinSpin Bean Bag Toss Game Replacement Set(6)

Clarify your water naturally and cultivate beneficial with these Polypropylene Bio-balls! They promote gas exchange and increase dissolved oxygen levels, then filter the water as the bio-balls combine with organic waste to dissolve it. Due to the unique geometric design of our bio-balls, the biological loads are maximized within much smaller filter areas. High Quality: 40pc of 1.2" diameter Aquarium Bio-balls Simply Rinse and Use Friendly Polypropylene Construction perfect for filtering and purifying your water naturally, providing a clean and hygienic aquatic environment without eliminating important minerals, while also promoting the cultivation of beneficial bacteria, maintaining the specifications of natural water Dense Hole Structure for Nitro which is beneficial for water purification, ensuring a healthy and hygienic aquatic environment for marine animals and plants alike For use with Wet / Dry filters etc. to improve biological filtration Made of sturdy plastic for enhanced durability and resistance to corrosion and general wear-and-tear, perfect for Freshwater and Saltwater Fish Tank, Mini-reef Aquarium or Ponds. Great for hatcheries, tropical fish farms, koi ponds, waste water systems, cooling towers, and other commercial & industrial systems. Product Details: Diameter: 1 3/16" (3 cm) Color: Black Material: Plastic Net Weight: 0.44 Lb (0.2 kg) Also In The Box: 40pc of 1.2" Aquarium Bio-balls