1. Special alloy tip, no pencil sharpening, safer and time-saving 2. Write without dirty hands, no pencil dust 3. Long service life, a pen can write about 500,000 characters, saving costs 4. The refill can be replaced, and each pencil comes with a replaceable tip 5. Easy to wipe, no residue 6. Alloy pen body, light texture, comfortable grip, rich colors 7. Specifications: HB blackness, 0.7mm thickness 8. Size: about 15.6cm
