Olibetta Gravel - Black Pebbles 5-7cm

The Olibetta Natural Pebbles for aquariums do not affect the water hardness.

You can add a natural look to your aquarium or aquascape with these stylish natural pebbles that are almost perfectly oval in shape. The rounded shapes look harmonious and offer a resting point for the eye. They are uncoated and made of 100% natural rock.

You can buy them in different sizes to create a beautiful, varied group or place them as indivdual pieces in the aquarium or aquascape. They are especially great in combination with natural gravel. You could makes a paste of spirulina algae and brush them on the pebbles for your aquarium dwellers to snack on.

The pebbles should be washed to free them of dust beofr eusing in the aquarium.

Our expert Oliver Knott recommends:

The round natural bubbles are perfect for a biotope aquarium with a larger current and which simulates a river. They can also be placed as inidividual pieces.