A cute pastel addition to your pencil case! Shake the Tombow Mono Graph mechanical pencil to extend the lead & simply push the clip up to lock the 0.5mm lead or push the clip down to control the lead manually. Twist the top to adjust the length of the Tombow Mono Eraser. Mechanical pencil with 0.5mm core Control the length of the eraser by twisting Easily replace the eraser when required Tombow Mono Graph Mechanical Pencil in Pastel Pink Or Blue With Shake Mechanism & Integrated Rubber Eraser