Around-the-clock planning is easy with this 24-hour appointment book. One-page-per-day format includes hourly appointment times from 12 AM to 11 PM in both military & standard increments. The past, current & two future months reference blocks stretch across two-day spreads. The current reference month is boxed, & the current two days are highlighted for easy identification. Dated planning pages range 12 months from January to December. Wirebound appointment book also has a black simulated leather cover & is nonrefillable.