Oops you did it again? Don't worry about it, just erase with your oops eraser and try again. This fun little eraser tells it like it is. It was just a harmless mistake and you can easily fix it by simply erasing with your oops eraser. Smile every time you use it and get a little bit of humorous relief from the stress of making mistakes. Works on all types of drawing paper, wood metal board and any surface that needs erasing. A must have in your backpack and pencil case.