The Tradition sketching pencils, Mars Plastic eraser & metal sharpener set is perfect starter set for those who wish to experiment with sketching, shading and drawing. The set conatins 6 different grades of pencil 6B, 4B, 2B, B, HB and 2H, metal sharpener and the Plastic earser gives minimal crumbling, they are non-abrasive with a gentle erasing effect, phthalate and latex free, age-resistant with a good erasing performance with little wear.