Pentel EnerGel Deluxe Liquid Gel Pen, Bold Line, Metal Tip, Black Ink, Box of 12 (BL60-A) Durable 1.0mm metal tip delivers smooth, bold lines Best qualities of permanent gel ink and quick-drying liquid ink. Vivid ink dries without smearing Ideal for left-handed writers Conveniently refillable with Pentel LR10 refill