Specification Material: Rubber Feature: Push and pull white knob to extend and hide rubber when use! Each rubber pen comes with an extra eraser as replacement. Style: Chubby Piggy Size: 9.3cm (Rubber: 39mm x 6mm x 4mm)   Package 1 x Cute Chubby Piggy Adjustable Rubber Eraser Pen (Set of 2 and 2 extra replaceable rubber)   Notes Due to the light and screen setting difference, the item's colour may be slightly different from the pictures. Please allow slight dimension differences due to different manual measurements.