It is a unique 2 tone stone lineup that will make a great addition to any aquarium, terrarium, or paludarium hardscape. 
It is a 100% Natural stone will come in a variety of shapes, sizes and weights & It does not increase the hardness of the tank water & is perfect for Aquascaping. 
This rock is perfect for the Design of nature aquariums. Their natural-looking surfaces make them ideal for larger rock compositions in your aquascape. 
It does not increase the hardness of the tank water & is perfect for Aquascaping.