This Zip - Back Weekly Planner with Flat Matching Pen and zip-lock pocket on the back to hold your essentials is truly unique product. It has a 128 page weekly insert that shows one week on a two page spread. The planner runs 14 months from December through January. It includes pages for important phone numbers and dates, as well as advance planning areas. Also included are metric conversion charts, a time zone map, area code table, as well as an important holidays pageand a 8 page full color USA Atlas.