Color: Black - Open Close Sign, Open Closed Sign, Privacy Slide Door Sign Indicator for Business Storefront, Restroom, Office Door, Wall, Window, Restaurants, Retail, Salon Shops (Black). Clear and eye-catching. The font is printed clearly with a red background on one side and a green background on the other. The contrast between the two colors makes it highly visible in any location. Magnetic and adhesive sticker options provide two installation choices. Attach directly to any magnetic surface or use the included tape for non-magnetic surfaces. Easy to install without tools. Portable and durable construction made of aluminum with a quality acrylic interior. Lightweight cover, portable, and waterproof, offering greater durability than plastic. Features a sliding mechanism for quick changes. Simply position horizontally and slide to display either "Open" or "Closed" smoothly and efficiently. Suitable for use on shop doors, office doors, meeting rooms, home offices, dorm rooms, and other areas where privacy or occupancy status is needed. Also ideal for outdoor exhibitions, recording rooms, and public service buildings. Slide the indicator to display "Open" or "Closed" for clear and immediate communication of room status.