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

Natural material: Volcanic stones are 100% natural and safe, they do not affect the pH or chemical composition of the water and are suitable for freshwater and saltwater environments.

Decorative: With a beautiful natural shape, they add a colorful and detailed element to the tank or aquarium.

Biological filter: These stones serve as excellent natural biological filters, improving water quality and increasing oxygen levels.

Various uses: They are also suitable for rock gardens, planters, and wherever decorative stones are needed.

• Color: Red
• Material: Volcanic stones
• Size: 5-8 cm
• Weight: 10 kg