Material: Conductive silicone;

Appearance: 120degree hand-writing angle;

Finishing: Imported ink coating, without resistance, smoothly; during the hand-writing, there is no missing point, no hurting to the screen, no color-fading;

Inspection: ageing resistance, wear-resistantance, chemical-resistance,

and smoothness testing;

Structure: Inner arc design, with good flexibility; the internal and external part is back-off with each other, makes the pen head very stable, no need to apply any glue.