12 in 1 Aquarium Fish Tank Filter Media Ceramic Rings Activated Carbon
12 styles filter media in a net bag Product feature Effectively absorb micro particles and debris For crystal clear aquarium water For freshwater and marine environment Premium quality Highly porous and absorbent to last longer For freshwater and marine environment Eliminates toxic ammonia Reduces stress on fish Ideal for new or heavily populated aquarium Material function introduction Breathing Ring: Launch powerful far infrared rays, provide a suitable living environment for living things