The Colorful Self-Inking Motivation School Grading Teacher Stamp Set and Tray is a vibrant and practical 8-piece set designed for teachers. The stamps feature colorful designs and themes, perfect for brightening up school grading tasks. Made of durable plastic, this set includes a rectangular-shaped ink pad for easy stamping. With a maximum supported lines of 2, this set is both functional and visually appealing, making it a great addition to any classroom or crafting room. Each stamp is self-inking, ensuring a clean and efficient grading experience.