Specifications:- Overall Dimension(LxWxH): 16 1/8" x 16 1/8" x 4 5/16" (41 x 41 x 11 cm)- Inner Dimension(LxWxH): 14 15/16" x 14 15/16" x 3 9/16" (38 x 38 x 9 cm)- Drain Cap Dia.: 2 3/8" (6 cm)- Drain Height (when Closed): 6 7/8" (17.5 cm)- Tailpiece Outer Dia.: 1 1/4" (3.2 cm)- Installation Type: Above Counter- Material: Ceramic- Total Net Weight: 33.5 Lbs (15.2 kg). Package Contents:- 2x Ceramic Sinks- 2x Drains- 4x Rubber Rings- 2x Nuts- 2x Rubber Covers- 2x Manuals. Notice: - Faucet is excluded.