Introducing the Aquarium Filter Media Ball, a great addition to your aquarium filter system. These Bio Balls are perfect for providing a stable surface for your aquatic pets to swim around and explore. The 100PCS ,13+ Ounces package comes in a vibrant yellow color, adding a pop of color to your aquarium.

Made of high-quality quartz material, these balls are durable and long-lasting. The 21mm diameter of the ball provides ample space for your fish to swim around and explore. Perfect for both freshwater and saltwater aquariums, these filters are a must-have for any aquarium enthusiast.