Flip Calendar, Calendar
This is a spiral-coiled flip-up calendar, also called "coil calendar". It is different from the "tear-off calendar ". It updates the date by turning the calendar page to the back.
Most platforms portray the date of July 17th because it is World Emoji Day. There are also platforms that depict dates on the calendar based on the birthday of the company’s founder or the company’s founding date, such as FaceBook and WhatsApp.
This emoji is generally widely used in topics related to time, date, schedule, plans, commemorative events, etc.
