The OEM Pentel Oh! Gel K497A Gel Pen offers a smooth writing experience with its clean, medium lines. Featuring acid-free, permanent gel ink, this pen ensures durability and quality in every stroke. Its crystal-clear, diamond-cut top click adds a touch of elegance, while the soft, latex-free grip provides extended comfort during use. The extra-large, metal clip allows for easy attachment to pockets and notebooks, making it a practical choice for everyday writing. This gel pen is also refillable with Pentel KFRS7 refills.