Like or Dislike with these fun stamps! No button needed. Stamps are the way of the future! Like stuff you don't like, just for the sake of stamping something! Think of all the fun things you can Like or Dislike with these stamps! Based on the popular feature of everyone's loved or hated social networking site, you too can express your appreciation or distaste for something right on the spot... with stamps! Each ink stamper measures 3-inches tall x 2 1/2-inches wide x 1 1/2-inches long. Preloaded with enough ink for 5,000 assertions, the stamps give you the ability to emphatically thwack your opinion on tangible objects in the real world! Ages 13 and up.