Pentel WOW! Gel Colors Sparkle Retractable Gel Pen, (0.7mm) Medium Line, Blue Ink, Box of 12 (K437CR-C)
Unique, triangular-shaped barrel & grip makes it easy to hold and keeps it from rolling off desks. Permanent, waterproof, fade proof and acid-free for a lasting impression. Low in price, yet high in quality. 0.7mm tip produces medium lines. No refillable. Box includes 12 pens.