Paper Mate Mates Mechanical Pencil, 4-Pack, Marvel (1929013) Combines the experience of a premium mechanical pencil with the fun look of your favorite Marvel characters! Stop wasting wood. Step up from your old wooden pencil with a premium mechanical pencil designed for students. It's refillable and never needs sharpening. Mates are easier to refill than other mechanical pencils. The triangular barrel design makes it easier to hold than hexagonal pencils, especially for little fingers. The 1.3mm lead is stronger than thinner leads used in most mechanical pencils, so it breaks less often. The #2 lead is perfect for standardized tests.