Seachem Fluorite Black Sand Substrate, 7.7lb Go to amazon.com Related posts Top 15 flourite black seachem for 2022 Best flourite substrate black for 2022 FeaturePerformance Driven At Affordable PricesMade In The Use With Quality MaterialsField tested to ensure nothing but the best for your pet DescriptionFlourite Black Sand Planted Aquarium Gravel 3.5kg/7.7lbs NEW SMALLER SIZE