Royal Brush-Essentials Artist Set: Sketching. Use This Set To Create Beautiful Pieces Of Art That You Will Be Proud To Display For Everyone To See! This Package Contains Twenty-One Pieces Total: Eight Graphite Pencils Of Different Thickness, Four Charcoal Pencils Of Different Thickness, Three Sketching Sticks Of Different Degrees Of Softness, Three Charcoal Sticks Of Different Degrees Of Softness, One Kneaded Eraser, One Eraser And One Sharpener. Conforms To Astm D 4236. Imported.