Features: 1. The unclean water tank can harm your farm animals. Eliminate the hassle of changing cloudy water with Water Purifier Cubes, made from Ultra-Absorption Activated Carbon Blocks that keep drinking water clean. 2. Water Purifier Formulas: These cubes filter dirt, cloudiness, and odors from livestock troughs, maintaining solid composition without powder or impurities, ensuring clear water. 3. Safe For All Animals: These cubes are designed to provide clean water for all animals, including fish and reptiles, and are safe for animal use only. 4. Easy to Use: Simply place in the tank. Wash with soap and warm water for reuse. It's recommended to wash with warm water before use. These long-lasting cubes should be changed every 6 months for optimal water quality, with one cube effective for 150L multiple cubes may be required depending on tank size. 5. Ensure Clean Drinking Water for your farm animals or fish with Water Purifier Cubes today. Get Yours NOW! (Note: This product is not suitable for human drinking water.) Notice: 1. Actual color may vary slightly due to monitor and lighting differences. Please allow 1-3cm deviation from manual measurements. Specification: Material: Natural activated carbon, sepiolite clay mineral Size: 10x10x10cm or 10x10x5cm Includes: 1 x Water Purifier Cubes