This desk calendar refill is 3 1/2 " x 6" and is 12 months - January thru December. It fits a standard #17 base. Two pages per weekday, one page Saturday and Sunday. For each day the left side is ruled with half-hour appointments. The right side has the current month reference calendar on top and the past month and the next two future months on the botton, with the middle of the page being blank. 100% recycled paper, 30% minimum post-consumer, with soy inks. Eco Category: Recycled. Note: Special order item, takes approximately 2-3 weeks to get.