Wall calendar is erasable and reversible. Write-on/wipe-off surface keeps calendar neat despite changing plans. Simply write, erase and re-write with the included wet-eraser marker. Both sides of the organizer show a 12 month dated calendar from January - December. Side 1 features a vertical orientation with 1.25 in. X 1.38 in. Blocks and side 2 features a horizontal orientation with 1.25 in. X 1.25 in. Blocks. Choose whichever orientation best fits your space for convenient planning. Calendar has a Red border and is printed in Blue. The white background and bold print ensures notes are still easy to read. Page size is 36 in. X 24 in. To meet individual or group planning purposes.