Red volcanic rocks 25 kg 3-5 cm

Volcanic rocks are a perfect complement to the bottom of your fish tank or aquarium, and help you create a beautiful underwater world! Natural material: Volcanic lava rocks are 100% natural and safe, do not affect the pH or chemistry of water and are suitable for both freshwater and salada.Decoraci environments. Decoration: With beautiful natural shapes, lava rocks provide a colorful and detailed feature to your fish tank or acuario.Filtro filter: These volcanic stones are excellent natural biological filters that improve water quality, increase oxygen levels and control nitrates for a cleaner, saludable.Diversos habitat.Various uses: Volcanic rocks are also suitable for gardens, planters and other landscaping rock uses.

• Red color
• Material: Volcanic rock
• Size: 3-5cm
• Weight: 25kg