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. There's a beautiful color nature photo and quotation on the left, along with a past, current, and future month reference. The right page is all lined. 100% recycled paper, 30% minimum post-consumer, with soy inks. Eco Category: Recycled. Note: Special order item, takes approximately 2-3 weeks to get.