"You can use Thinking Putty as a toy, a stress ball, a squeeze toy, or as therapy putty. As an office toy, Thinking Putty will draw the jealousy of your co-workers. As a toy, you will never be able to put it down. I promise!"
For those who might find that putty has somehow been left out of the tin and tucked away under a pillow on the couch, or carpet - it may seem like it will be impossible to remove - fear not - I experienced the same issue many months ago - the product was easily removed! below is a link to how: http://www.puttyworld.com/remove.html