PENE10 Features: -Eraser type: Mechanical pencil refills. -Material(s): Polyvinyl chloride. Product Type: -Erasers. User Type: -For Students. Color: -White. Dimensions: Overall Height - Top to Bottom: -0.4". Overall Width - Side to Side: -1.5". Overall Depth - Front to Back: -0.9". Overall Product Weight: -0.02 lbs.