It Comes with random shapes & Size, you can shape you want to made aquascaping (Including a combination of one, two Or more stones)
Good for decoration and Best for planted tanks
The most popular stone that people use for aquascaping
Suitable for micro-landscape, small aquarium, decorative ornaments, etc.
Make sure you don't mind before you buy. IMPORTANT Hint :- the product is a random composition of 1-2 or more stones, can not specify the size of the stone.