Round mirrors like this one always do well!
Use decorative dexterity to trick the eye: When decorating a small space, the focus should be on creating an impression of vastness. This can be done by using floor-to-ceiling curtains, wall mirrors, and glass table tops. http://www.thehindu.com/real-estate/five-smart-space-saving-ideas-for-your-home/article20670690.ece
Nice pattern for a black and white bathroom decor scheme.