If you want to protect your boogie board sync especially the screen and avoid accidentally saving random notes, invest in this. It’s the best companion for the sync and you will not have to worry about any random scratches on your sync. It’s designed to easily remove your sync for immediate use then easily put it back for protection. If you were in the middle of something and you didn’t have time to save just put it back in its case to protect your note then carry on when your ready your note will still be there without a problem.