雙擊出芯，起保護作用。
彩色筆桿與握套。
鉛芯堅固耐用，書寫流暢。
搖搖出芯。
頂部配有橡皮。
Double nib
Solid colorful barrel with Solid colorful rubber grip
perfect for advancing leads in top mechanism and shaking function
Smooth writing lead does not smudge and erases cleanly
Available in 0.5 mm and 0.7 mm leads
