These jumbo 1-1/2" diameter self-inking stamps have red or blue ink to correspond with the color of their container. The sets come shrink wrapped on a handy desktop wooden holder for easy storage and use. They come in 8 different sets to motivate and reward. This set includes the following stamps: "wow" smiley face, "brillante!" star, "por favor terminar" apple core, and "buen trabajo".