The OEM House of Doolittle Perforated Top Calendar (HOD150HD) is designed for effective monthly planning, featuring a one-page-per-month format for 12 months from January to December. Each sheet is perforated at the top for easy removal and includes ruled daily blocks measuring 3 x 2-1/8", with Sunday-through-Saturday scheduling, a count of days/days remaining, and holidays noted. The planning pages are bound at the top and printed in a professional deep blue and gray, complemented by blue simulated leather binding and two vinyl corners to secure the pages.