Bath Room, Undermount Sink, Granite Counter, Medium Hardwood Floor, Wall Lighting, and Mosaic Tile Wall Modern bathroom vanities with a double sink are an added convenience for shared spaces. This one boasts expansive space between the two sinks and a hearty concrete countertop.   Photo 15 of 25 in 25 Best Modern Bathroom Vanities For Your Home from A Barn-Inspired, Modern Retreat Is Knitted Into Napa Valley