Complete Set: includes 40 color changing mood pencils with erasers in 10 metallic colors, offering a colorful assortment for classroom supplies, back to school activities, homework, party favors, reward boxes and daily writing; Bulk motivational pencils provide enough quantity for students, teachers and group classroom applications Color Changing Design: motivational pencils feature a classic black finish that gradually changes into bright metallic colors when warmed by your hands; Each motivational pencil is printed with encouraging sayings in gold lettering, combining thermochromic fun with positive inspiration for writing, drawing, classroom activities and back to school supplies Sturdy Material: our back to school pencils crafted from quality wood with thermochromic coating, these wooden pencils provide a smooth writing experience while displaying color changes during use; Each pencil includes a latex free eraser for convenient corrections, making classroom supplies suitable for school, office and home applications Interactive Fun: heat activated color changing mood pencils respond to the warmth of your hands by changing from black to bright metallic colors while you write; The interactive color changing effect adds excitement to homework, drawing, journaling, classroom activities and creative learning, encouraging kids and students to stay engaged with every pencil Gift Choice: our color changing pencils is ideal for classroom gift exchange during the school season, helps grow friendships and share happiness; These welcome back to school gifts can be applied to various occasions, such as back to school, first day of school parties, classroom party favors, school prizes and rewards, and so on Features: Enjoy the fun of writing: The birthday pencils for students with erasers can be applied in school and at home, suitable for writing, drawing, marking, sketching, testing and more. The circular design can help you hold the pen comfortably. The pencils will bring a lot of fun to your writing. Motivational quotes design: The change pencils are printed with words of encouragement, which are very interesting and inspirational. With various bright colors and different words of praises, you will be more confident. Specifications: Main material: wood Color: as pictures Size: approx. 7.5 inches in length Package includes: 40 x Color changing mood pencils Notes: Manual measurement, please allow slight errors on size. The color may exist slight difference due to different screen displays. Please keep them away from children under 3. These pencils are heat activated. If you receive your pencils in a warmer climate they may have changed color in transport. Please cool down the pencils and they will be ready to sense your mood. Also if you live in a colder climate you may have to rub the pencil to make heat to cause it to change