Each measuring 1.57×0.8×0.4 inches, This set of erasers are crafted from premium rubber material for effective erasing. Containing 16 large erasers, this set is suitable for shared use in homes, schools, or offices. To use, simply press the eraser onto pencil marks and gently rub to remove them without much effort. These erasers are soft and elastic, not hardening or cracking during use. They are suitable for students, artists, and anyone else who needs to erase pencil marks, making them a practical choice for daily learning and work.