Inkjoy Paper mate ballpoint starts quickly without drag, requires minimal pressure and delivers crisp, clean lines, triangular shaped for comfort and control.The medium nib is 1mm, a box of 20, blue retractableBox of 20Ultra-smooth ink keeps flowing and eases the process of writingThe retractable design is ready to write with just a clickReliable and fluid to draw clean lines from beginning to end1.0 mm medium point