Volcanic stones are the perfect addition to the bottom of your fish tank or aquarium, helping you create a beautiful underwater world.

• Natural material: Volcanic stones are 100% natural and safe, without affecting the pH or chemical composition of the water, suitable for freshwater and saltwater environments.
• Decoration: With a beautiful natural shape, they offer a colorful and detailed element to your tank or aquarium.
• Biological filter: They are excellent natural biological filters, improving water quality and enhancing oxygen levels.
• Various uses: They are suitable for rock gardens, planters, and for use as decorative stones.

Color: Red

Material: Volcanic stones

Size: 5-8 mm

Weight: 10 kg