JSG Oceana Pebble Crystal Reflections Glass Drop‑In/Undermount Oval SinkJSG Oceana pebble glass undermount drop in combination sink allows the customer to decide which installation best fits their needs. With an option to install as either an undermount or drop In, the pebble sink becomes a focus for light and reflection. In master bath or small bathroom, these beautiful creations add a touch of elegance to any space. Resistant to scratches, stains, chemicals, and thermal shocks, JSG Oceana glass sinks are both durable