Pre inked flash stamps have built in container which automatically inject the required ink into stamp die when you press. So you get clear sharp imprints on paper without blur or smadges. Compact case makes easy to store. You can make thousands of repetitive impressions without re-filling. These stamps can be easily re-filled on later stage. • Clean, crisp imprint • Comfortable, ergonomically-designed handle • No messy ink pad required • Thousands of perfect continuous impressions • Easy to refill ink containers