New technology unlimited writing pen no ink novelty eternal pen art sketch painting tools children gift school supplies stationery Features: new technology unlimited writing pen, no need to sharpen the pen, refill unbreakable, HB nib, sturdy and durable, 0.5mm nib, smooth writing, no ink, no dirty hands, can continuously write 500,000 characters, refill can be changed, convenient practical, beautiful and generous. Size: 14cm Weight: about 18g Material: platic pen holder + hi-tech writing tip (can write 500,000 words) Shipping list: 1 pencil + free cap (1 eraser including penholdle)