Premium Iced Rock White Aquarium Stone Decor Natural Aquascape Hardscape
2 kg: Suitable for 15 cm / 0.5 ft aquarium length. 3 kg: Suitable for a 30 cm / 1 ft aquarium length. 5 kg: Suitable for a 30–60 cm / 1–2 ft aquarium length. The stones you receive are natural and will vary in shape, size and appearance.