Cute Erasable Pens: WANGYZJ panda pens let you enjoy smooth writing while leave room for error. New thermo sensitive ink will disappear with friction using the rubber eraser on the pen with no residue and no tearing of paper. Write, Remove, Rewrite without damaging notes and documents. Rubber eraser is at the end of the pen. You can use erasable gel pens to erase the wrong words very easily and clear. Cartoon Design- Cute Pens Kawaii: We have 4 styles. The designs are cat, pig, bear, panda. They are very cute. I believe you will like them. Specification: Product Name: Black erasable pens/Blue erasable pens Material: Plastic Ink Color: Black Or Blue Ink Pens (as you choose) Pen Refill Point: 0.5mm Length:14.5cm/5.7inches Pen Color: Assorted Color by Random Package Included: 4pcs Cute Erasable Pens, 50 Refills (Black/Blue) and 2 Eraser. Enough to use for a long time! Warm Tips- Avoid direct sun exposure and high temperature. If the animal pens do not work, try to scribble on paper for seconds to make the ink run again.