The polished pebbles are a perfect addition to the bottom of your fish tank or aquarium, helping you create a beautiful underwater world! Features: Natural stones: The pebbles are natural and have been lightly polished to have a smooth surface without sharp edges. They come in various shapes like round, oval, irregular, and more, so each river stone is unique An alternative to mulch: The decorating stones are great for mulching garden beds, both inside and outside, as they help the soil retain moisture while offering good drainage Great accent for crafts: These decorative pebbles can be used to decorate flower vases, fish tanks, turtle tanks, walkways, water features, exposed aggregate flooring or walls, and around swimming pools Weight: 10 kg Specifications: Dimensions: H:5.0 x W:5.0 x D:5.0 cm Colour: Black Material: Stone Model Number: 155327