Specifications: ‣ Product Type: Activated Carbon Filter Media ‣ Weight: 29g ‣ Use Case: Freshwater and marine aquariums, for water purification ‣ Active Ingredient: High-quality activated carbon Key Features: ‣ Effective Filtration: Removes discoloration, toxins, and odors from aquarium water ‣ Compact Size: Ideal for smaller tanks or temporary use ‣ Safe for Aquarium Inhabitants: Suitable for fish, invertebrates, and plants