"Breakthrough perpetual two month wall calendar system helps plan and organize two months of activities, schedules and deadlines. Specifically designed for use in workstation. Mounts quickly and easily to cubicle walls. For ultimate versatility, place multiple planners next to each other to build a 4 or 6 month planning system Rotating panels allow user to utilize the entire board at all times. Includes three monthly dry-erase panels that slide in and out of frame for easy writing and updating. When a prior month's information is no longer needed, take that panel out, slide the others over and add the newly updated panel to the end of the system. Contemporary Prestige frame with graphite finish blends nicely in any work area. Factory-installed, full-size tray keeps all accessories in one place. Includes mistake-proof Easy Mount hanging system for easy and accurate installation. Four dry-erase markers (red, blue, green, black) and an eraser are conveniently included. "