KRAUS KCV-202GWH Viva 15 5/8 inch Square White Porcelain Ceramic Vessel Bathroom Sink. A remarkable collection of thin ceramic sinks made from high-tech vitreous china, the Viva Series features contemporary silhouettes with ultra-slim edges that add modern appeal. Options: Collection: Specifications and Warranty: NOTE: Each sink may have a 3% dimension tolerance. Please measure the sink prior to installation.