When cleaning your new mirror, don't spray cleaner directly onto the mirror. Overspray can discolour wood framing your mirror. Instead spay the cleaner onto a cleaning cloth and then wipe the glass surface.
To ensure long life to the range of MDF painted furniture, just use soap and water and simply wipe clean with soft damp cloth. Jiff is a great cleaning option for these pieces, too. The finish can fade if exposed to direct sunlight, and we also recommend not using these pieces in areas that are prone to getting damp