Color: Black - Open Close Sign, Open Closed Sign, Open Signs 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 setting. Magnetic and adhesive sticker options provide two installation choices. Place directly on any magnetic surface or use the included tape to attach to non-magnetic surfaces. Easy to install without tools, saving time and effort. Portable and durable construction made of aluminum with a quality acrylic interior. Lightweight cover, portable, waterproof, and more durable than plastic. Features a sliding mechanism that allows quick changes between "Open" and "Closed" states. Simply slide horizontally to display the desired status 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. Ideal for indoor and outdoor applications including retail spaces, salons, restaurants, recording studios, exhibition areas, and public service buildings. Clearly indicates room status with simple operation.