5A021801 Villeroy & Boch Strada Undermount Ceramic Sink - White Interior glazed only. Sanitary porcelain. Not available in CeramicPlus. The hole for the washbasin can only be cut out using the original washbasin because dimension tolerances are possible. Fastening set included. This undermount sink is made of vitreous china.Undercounter washbasin17in x 13-1/4in (432 x 337mm), inside dimensions21in x 17-3/8in (530 x440 mm), overall dimensionsWithout faucet holeRear drain, with overflow