This beautiful natural basalt gravel is perfect for aquarium substrate!

• Natural and safe: The aquarium gravel is 100% natural and safe. It contains no artificial additives or coatings, which means it behaves in a water-neutral manner and does not release any pollutants.
• Decorative use: The black basalt gravel provides impressive contrasts in the aquarium due to its dark hue and contributes to an attractive underwater landscape.
• Advantages: the basalt stone is rich in trace elements and ensures good rooting and rapid growth and the attractive appearance of plants. In addition, it is ideal for aquariums inhabited by timid fish that prefer dark substrates.
• Wide Applications: The black basalt looks beautiful both wet and dry, making it ideal for gardens, paths and other landscapes.

• Colour: black
• Material: basalt gravel
• Dimensions: 5 - 8 mm
• Weight: 25 kg