Features: HIGHLY VISIBLE WITH EXACT ANSWER: Whether you're trying to keep intruders out or invite visitors inside, this unique product will ensures that all who enter know exactly what to expect on other side of the door. EASY TO USE: This green sign, red sign, in use sign has easy glides shutter to display OCCUPIED or VACANT. Maximize the use of ALL responsible hands in your home or office with it. EASY TO INSTALL: This Home Office Sign Sticker DO NOT need to special tools or drilling to mount it. Works on stainless steel, wood cabinet doors and so on. NONe SCRATCH: door indicators none scratch to protect room door or other appliances. Not need to worry about unexpected scratch to your door. MULTI-APPLICATION: Personalize this sliding office sign for medical office signs, restroom occupied signs, doctor's offices, meeting rooms, hospital emergencies rooms, personnel nameplates or whatever you need. Specifications: Materials:Acrylic Color:01,02 Package Includes: 3Pieces Privacy Sign note: Please allow 1-2cm errors due to manual measurement. Due to the differences betweeen different monitors,the picture may not reflect the actual colour of the item.