8D High-Density Biochemical Aquarium Filter Sponge - Washable, Glue-Free, Purifying Cotton.

Revolutionize your aquarium's ecosystem with this high-performance filter sponge, designed using advanced biochemical engineering. This washable, glue-free sponge enhances water purity, effectively trapping debris and promoting beneficial bacteria growth for a healthier aquatic environment. Its high-density structure ensures durability and long-lasting filtration, making it an ideal choice for maintaining crystal-clear water for any aquatic setup. Material: cotton Manufacture country: China Instructions included: No