These are Pen Shaped Refillable Eraser Set. The pack includes 1 pc pen shaped outer shell and 2 pcs of erasers.
The eraser is retractable design just like a pen, press the button on the top to adjust the length to be use. The outer shell can protect the refill erasers and it can be easily found if lost.
It is made of high-quality plastic and rubber, the pen shaped eraser is soft, durable and non-toxic.
Steps to use: Firstly press the button on the top and don't release it. Second, put the refill eraser into the hole. Third, press the button to adjust the length. Every time you press the button, the eraser will be pushed out for a little.
