(red, 10-30 cm (10 kg)) vidaXL Volcanic Rocks Lava Accent Rocks Aquarium Base Lava Stones Beads 25 kg

【Decor Element】: Vivid red hue volcanic rocks enhancing aesthetic appeal, adding interesting detailing to your fish tank or aquarium 【Landscaping Use】: Suitable for diverse applications- fish tanks, garden landscapes, planter beds and other decorative rock applications 【Natural Material】: Made of 100% natural volcanic rock, posing no harm to water chemistry, ideal for both saltwater and freshwater aquariums 【Product Specifications】: 10 kg pack of volcanic rocks; Red, measuring 10-30 cm for versatile usage in fish tanks, gardens, and landscaping projects 【Biological Filter】: Volcanic rocks serve as natural bio-filters, enhancing water quality, oxygen concentration, and nitrate control for a healthier habitat