Bio-Bag Filter Cartridges for Aquariums - Unassembled Medium (Pack of 12

The Bio-Bag Filter Cartridges for Aquariums in Medium size are unassembled packs of 12, made of plastic and sourced from the United States. These filter cartridges are designed for fish tanks and have a liquid volume of 5 liters. The cartridges come in dimensions of 8.66 x 6.05 x 3.73 inches and weigh 6.4 ounces each. Ideal for active use in aquariums, these filter cartridges are a reliable and efficient choice for maintaining water quality in pet fish tanks.