Kohler | Yepsen 20" Glass Undermount Bathroom Sink Opaque Stone - Model No.: K-28823-G8-B11 - Deep rectangular basin in opaque glass with concealing linear texture - Handcrafted in small batches by expert glassmakers, featuring bubbles, textures, and other markings, unique to each individual piece - Glass material provides a strong durable surface that is easy to clean yet visually distinctive - The Yepsen sink is available in clear glass, translucent colors, and opaque colors - Allows flexible faucet and accessory installation - No faucet holes; requires wall- or counter-mount faucet - Basin configuration: Single Bowl - Min. base cabinet width: 13" (330 mm) - Bowl area (Only): Length: 17-3/8" (441 mm) - Width: 13" (330 mm) - Bowl depth: 5-5/16" (135 mm) - Water depth: 5-5/16" (135 mm) - With overflow: No Drain hole: 1-11/16" (43 mm) - Template: Undermount, 1281904-7, required, included Installation - Undermount