Dark Blue gravel suitable for any aquarium in 2kg Packs, from the Hugo Kamishi \'Designer\' range. This fine grade gravel can be best described as striking and vibrant, full of energy like a flash of lightning. This decorative, designer gravel will give a bold, distinctive environment to your aquarium. Try combining with other colours in the range to produce structured regions within your aquarium. Please rinse this product in cold water before using in an aquatic environment.