双击出芯，起保护作用。
彩色笔杆与握套。
铅芯坚固耐用，书写流畅。
摇摇出芯。
顶部配有橡皮。
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
