NIUNIU No hassle erasing with 40-day stain resistance (best on the market - This is the only magnetic fridge whiteboard that can be erased to its 100% original white color 40 days after first writing with only the included eraser. Other products must be scrubbed relentlessly with liquid but still leave messy ghostingstains that haunt you every time you look at them Trust me, you've never used a dry erase surface quite like this before Sizes - Need a larger board? . Remember you can put the board horizontal or flip it vertically to fit your fridge depending on which way your doors open. Mom can list all the menus on the magnetic fridge whiteboard. Kids can use the markers for drawing, coloring, doodleling, and creating their daily/ weekly/ monthly calendar. Perfect for refrigerator, microwave oven, white board, and any magnetic surface. Strong magnetic back prevents sliding on any magnetic surface - This whiteboard is guaranteed to stick to any flat or curved magnetic surface without sliding or falling like other boards. Be sure to test your fridge - some stainless steel fridges are not magnetic on the front door. If a regular magnet sticks to your fridge, this calendar will too.