Do Not Disturb Acrylic Privacy Sign Please Knock

CPN-563260318

This privacy sign can display the availability of any office, conference room or employee with our (7.8" length) slider sign (3.9" high) with a top sliding plate to reveal one message at a time to inform your office or home whether rooms are vacant or occupied. This sign sticker default with strong magnet and 2 double-sided sticker tapes, DO NOT need to special tools or drilling to mount it, easy to install any surface in moments. Best works on stainless steel, white, black, wood, cabinet doors, etc. Message and colors can be customized.