Features:Application: Extremely kneadable and absorbent erasers, super clean without much scraps, perfect for for artists, art students, kids, etc.Easy to Erase: Leaving no trace, delicate texture, not easy to scratch the paper.Good Flexibility: Not easy to break; Moderate size, easy to storage and carry.Practical: 4B special eraser for painting and art, 12pcs of a box, 6 different colors, more economical and affordable.Material: Using with healthy and environmental protection PVC material, non-toxic and odorless, more safe and worry-saving.