Make this your all-in-one writing instrument The ink is smooth-writing, fast drying advanced ink in four different colors. The lead is 2 HB for strong, break-resistant use. The eraser is concealed under an end cap. Dr. Grip cushioned grip alleviates writing stress and allows you to write on and on Black Barrel. Pen Sub-Brand & SKU Line: Dr. Grip 4 1 Pen Style: Retractable Pen Type: Multi-Color Ballpoint Pen/Pencil Refillable Yes/No: Yes.