PILOT Frixion Synergy Knock Ballpoint LFSK158C Pen, 0.5mm, 8-Color Set,

[Features] Thin and smooth writing feel with Friction Synergy Tip [Nib] Extra fine 0.5mm [Size] Maximum diameter φ10.5mm, total length 142mm [Method] Clip slide knock type [Refill] LFRF-15