Self-Inking Design: Convenient teacher stamp with self-inking mechanism for quick and consistent impressions without need for separate ink pad Educational Purpose: Effective teaching tool that helps remind students to review and verify their spelling work with a friendly smiley tick mark Compact Size: 22mm diameter stamp size perfect for marking student work and fitting comfortably in teacher's hand or desk drawer Reinkable Feature: Long-lasting stamp can be easily reinked when needed, ensuring continued clear impressions for extended use Clear Impression: Delivers crisp and legible 'Check your spelling' message with every stamp, making it ideal for daily classroom use