Pentel Sunburst Metallic Gel Pen, Medium Line, Permanent, Assorted Ink, 5 Pack (K908MBP5M) Durable 0.8mm metal tip writes 0.4mm medium lines Permanent, waterproof, fade proof, acid-free gel ink Sparkling ink adds personality to paper Pack includes 5 pens in the following color mix: Red, Blue, Green, Bronze, and Violet