ITEM NAME:Friction Pen Eraser Gel Ink Special Rubber Ink Effectively Cleaner Good Rem X9B2 100% brand new and high quality. Features: These erasers are friction rubbers,used to remove ink Unique Thermo-Sensitive gel ink formula disappears with erasing friction Erase and rewrite repeatedly without damaging documents Specifications: Material: Plastic + Rubber Color/Style: Sent at random Size: app.9cmx8cm/3.54inx3.15in Quantity: 1 Pc Note: 1.Transition: 1cm=10mm=0.39inch 2.Please allow 0-1cm error due to manual measurement..Unique Thermo-Sensitive gel ink formula disappears with erasing friction. These erasers are friction rubbers,used to remove ink. Material: Plastic + Rubber. Due to the difference between different monitors, the picture may not reflect the actual color of the item.