Set Sketch Drawing Tools 
Assorted Sizes & Nice Blending Effect: With 8 assorted sizes, can be applied in not only large area, but small areas and tight corners. Also high quality, can spread the medium very easily, good for creating depth and shadow, help you with your vivid masterpiece.
Tightly Wrapped & Durable: These blender pencils are made of premium rolled compressed gray paper, and wrapped tightly, pretty dense, can be sharpened with the sandpaper blocks easily; also hard to blend and fall apart, durable and long-lasting.