A perfect fit for small bathrooms or powder rooms. This exclusive 12-inch hand painted glass vessel sink works well with small counters or confined space. Novatto?s tempered glass vessels will enhance and harmonize the look of any bath by unifying the color and textural design. Constructed of high tempered glass, this round vessel sink has a unique hand-painted design of black and copper tones. Novatto uses advanced technology, including computerized glass processing, to produce glass sinks with unmatched structural integrity and longevity. Standard 1.75-inch drain opening. If a drain and mounting ring is needed with this sink consider these skus which includes them: NOHP-G008-12BN, NOHP-G008-12CH, NOHP-G008-12MB or NOHP-G008-12ORB. In-house testing has found these glass vessels to be very durable and forgiving. For best cleaning results, use Novatto's specialized Glacier Ice restorer and sealer. A soft cloth with mild soap and water or a non-abrasive glass cleaner could be used as well.