1. The ingenious design of the bottom shell does not affect the adsorption and charging of the pen; 2. Imported raw material TPU, wear-resistant, durable and flexible, not easy to deform; 3. The hole position is accurate, the real machine opens the mold, and the loading and unloading is convenient; 4. The product is light and thin, with a thickness of only 1cm, showing the characteristics of a real machine; 5. Simple, comfortable and easy to carry.
