This Stone Rectangular Vessel Bathroom Sink is a wonderful interpretation of a modern design trend. The beauty of the sink is that it is made of two unique pieces, the sink base as well as the infinity insert which is a raised slab that sits inside of the sink base. The sink demands attention from anyone who lays eyes on it, its unique design will be a centerpiece of your modern bathroom. This particular model is made of honed lava stone, a volcanic rock that gives a wonderful effect.