This Sentryman Aubergine Chassis ballpoint pen is precision-engineered for perfect poise and balance. This ballpoint pen features a beautiful polished blue resin body. 這款 Sentryman 茄紫色底盤原子筆採用精密設計，確保完美的平衡性和穩定性。筆身採用精美的拋光藍色樹脂材質。
