Get a sink for two with Diamond Spas' new copper trough skirted sink designed by Ashley Dasent Corea Soltropa Interior Design. The modern geometric shape of the sink is softened by the shimmering warmth of the metal, which is sourced from 90-95 percent recycled content. The unit measures 22 in. x 48 in. x 4 in. and retails for $3,250.