Eco-Aquarium Water Purifier Cube Bactericide Cube Aquarium Water Treatment Activated Carbon Filtration And Absorption An unclean aquarium is harmful to the life of your pet fish. Maintain the sanitation of your water pet's habitat with the help of this Eco-Aquarium Water Purifier Cube. Honeycombed Ultra-Absorption Activated Carbon Block Solid composition, no powder, no impurities, does not cause black water. Say goodbye to the trouble of constantly changing cloudy aquarium water. Ultra Strong Filtration & Absorption Filters and absorbs any dirt, bacteria or chemical that may be harmful to the health of your pet fishes. The adsorbed material is firmly controlled and oxidized to improve the filtration efficiency while extending the service life of the cube. Significantly decreases the death rate of aquarium pets. Instead, their health level is increased in the process due to cleaner water. Just wash it with soap and warm water, and then you can put it back in the tank again. Your beautiful water companions make you feel calm and relaxed after a long day at work. Thus, they deserve all the cleanliness they can get in the tank they live in. This Eco-Aquarium Water Purifier Cube is all you'll ever need. We truly believe we make some of the most innovative products in the world, and we want to make sure we back that up with a risk-free ironclad 45 day guarantee. If you don't have a positive experience for ANY reason, we will do WHATEVER it takes to make sure you are 100% satisfied with your purchase. Buying items online can be a daunting task, so we want you to realize that there is absolute ZERO risk in buying something and trying it out. If you don't like it, no hard feelings we'll make it right. We have 24/7/365 Ticket and Email Support. Please contact us if you need assistance. Remember: Shipping usually takes 2-3 weeks read our Shipping for more details!