Innovative design allows you to interlock multiple stamps in one continuous stack. Convenient for storage and effortless use. Vibrant, fluorescent ink colors and fresh fonts provide style. Crisp, clean impressions from the microporous gel. Ink lasts for up to 50,000 impressions. Stamp Type: Message; Message(s): APPROVED; ENTERED; PAID; Ink Types: Pre-Inked; Impression Width: 1.81".