Self-inking stamps have a built in ink pad that inks the stamp die after each impression.   Make thousands of impressions without re-inking.

 

 

 

 

 

 

 

 

 

 

 

 

 

Pre-inked stamps have the ink built into the impression die to create a high resolution image. Microscopic ink cells hold enough ink for thousands of impressions. These stamps are highly recommended for high resolution images and is typically used for logos etc.