Ease of Use: These teacher stamps are designed for convenience , requiring just a gentle press to leave a clear mark , ensuring teachers can provide efficient feedback without causing confusion Plastic Structure: Made of plastic , measuring 3 .2x3 .2x6 .4cm/1 .26x1 .26x2 .5 inch , specifically designed for frequent classroom use , providing teachers with enduring performance and reliability Portable Carry: The plastic cover allows for safe carrying in a bag or pocket , preventing ink smudging and accidental stamping . The clever retractable frame protects the stamp surface until use , keeping it intact Wide Application: Ideal for teachers who want to motivate students , whether in preschool , elementary classrooms , or home education settings . These fun images help students feel recognized and proud of their efforts Encouraging Design: The teacher stamps include 6 or 8 different stamps , each printed with motivational words and cheerful images , as well as English encouragement phrases , making them great for rewarding and motivating students in the classroom