Kum 102.46.21 Polystyrene Squeaky Happy Animals 1-Hole Inner Sharpener, Colors Vary Squeaky happy animals sharpener is flexible and very tough This 1-hole inner sharpener screw-on top with pencil hole cover Made of polystyrene The blades are made of high-carbon steel therefore long-lasting and very sharp Sharpener position pencil at more precise angle