Estes Special Black Aquarium Gravel for Freshwater Aquariums, 5-Pound Bag

Item Weight: 5 Pounds Item Form: Granules Target Species: Fish About this item Will not affect PH odern Look - update your old dirt to this highly aesthetic sand to make your most dull items stand out Safe for use in freshwater aquariums, will not alter the chemistry of your aquarium water Non-Toxic coating. Versatile - Can be used for many applications from Plants to Aquariums