20% Off All 2025 Dry Erase Calendars thru December 31st. One month dry erase calendars offer a reusable whiteboard solution with day and date boxes that can be updated each month, year after year. This popular option comes in various styles and sizes, including wall-mounted magnetic calendars, economy-framed non-magnetic whiteboard calendars, refrigerator versions, and Opti-Print™ dry erase decals, available with or without elegant faux wood frames. These calendars are ideal for those who prefer larger day boxes compared to similar-sized boards that display multiple months.