AmazonPentel BK437 Retractable Ballpoint Pen - BlackLine width: 0.35 mm, diameter of the ball: 0.7 mm Comfortable triangular handle, retractable lead through the Easy push button on the side
Pentel BK437 Retractable Ballpoint Pen - BlackLine width: 0.35 mm, diameter of the ball: 0.7 mm Comfortable triangular handle, retractable lead through the Easy push button on the side