Aquarium Dead Coral Rock, 100% Natural StoneMixed sizes. Every package is unique because no two stones are the sameIt makes a beautiful rustic beach decoration for your home aquarium, tank, pond…etc or just something to add to your rock collection.Size: Approx 15-25cm Note: Stones are all natural, so the size, shape, and weight of the stones may not match.-Due to manual measurement, please allow some error. Make sure you don’t mind before bidding.-Due to the difference of different monitors, the picture may not reflect the actual color of the item. Thanks!