AT-A-GLANCE E5800 Pad Style Base, Black, 5" x 8" Classic yet contemporary black base holds calendar refills with a 5 x 8 inch page size Holds standard loose leaf calendar pages E58, sold separately Black base is made of high-impact molded plastic and features 5 plastic feet to protect desk surface Includes a magnifying window at top that shows 12 reference calendar blocks Includes the two-ring recyclable calendar base only; refills sold separately