Introducing our high-quality River Pebbles 20-40mm, the perfect choice for adding a touch of natural beauty to your terrarium, aquarium or paludarium. Each pebble has been polished to perfection and comes in a range of stunning colours, making them a fantastic choice for any decorative landscape.Before use, simply rinse the stones with water to bring out their rich colours and remove any natural sediment deposits. These pebbles are incredibly versatile and can be used in a range of settings to create a natural and attractive environment for your plants and aquatic life.Upgrade your terrarium look today with our River Pebbles and enjoy the beauty and durability of these natural stones. Sizes vary from 20mm to 40mm. NOTE: Images are representative of the stones and are merely an example. As a natural product, they do vary in shape and size. If you have any specific requests, please let us know.