Dry Erase Board - 18 x 24" Track your workouts, schedules or leave messages on the dry-erase surface. Easy to install white board with black plastic frame provides a modern look. Write-on/Wipe-off surface accepts all dry-erase markers. Dry-erase boards hang either vertically or horizontally using included mounting hardware. Great for locker rooms, exercise studios, gyms, games rooms, and more.