Features: 1. Unclean water tanks can negatively impact the health of farm animals. The Water Purifier Cubes are ultra-absorption activated carbon blocks designed to help maintain clean drinking water for livestock by reducing impurities in water tanks. 2. Water Purifier Composition: Made from honeycombed ultra-absorption activated carbon blocks, these cubes help filter dirt, cloudiness, and odors from livestock water troughs. The solid structure contains no powder or impurities and will not discolor water. 3. Safe for Animals: Designed to provide cleaner water for various animals, including fish and reptiles. For animal use only. 4. Easy to Use: Simply place the cube into the water tank. Rinse with warm water before initial use. The cubes are reusable and long-lasting with proper care. It is recommended to replace them every 6 months to maintain optimal performance. One cube treats up to 150 liters of water. Depending on tank size, multiple cubes may be required. 5. Helps support clean drinking water for farm animals and aquatic pets. Note: This product is not intended for purifying water for human consumption. Notice: Actual color may vary slightly due to monitor differences and lighting conditions. A slight measurement deviation of 1–3 cm may occur due to manual handling. Specifications: Material: Natural activated carbon, sepiolite clay mineral Size: 10 x 10 x 10 cm Includes: 1/2/4 (optional) x Water Purifier Cubes