Uni-ball - Signo 307 - Gel Pen Refill - 0.38 mm - Red

Uni-ball Signo 307 Refill 0.38mm - Red

Bright and precise, the Uni-ball Signo 307 refill in 0.38mm (Red) delivers ultra-fine lines with a vibrant, expressive tone. Its advanced gel ink formula flows smoothly, producing rich color while maintaining quick-drying performance for clean, smudge-resistant writing. Ideal for corrections, emphasis, and detailed notes, it offers clarity and consistency in every stroke. Sharp yet fluid, it brings energy and precision to your everyday writing.

Product Highlights

• Ultra-fine 0.38mm tip for precise, detailed writing

• Smooth gel ink flow with vivid, consistent color

• Quick-drying formula reduces smudging and transfer

• Ideal for corrections, marking, and detailed notes

Product Details

• Type: Gel Pen Refill

• Tip Size: 0.38 mm

• Ink Type: Water-based Gel Ink

• Ink Color: Red

• Model: UMR-83E

• Brand: Mitsubishi Pencil (Uni)

• Made in Japan

A Little Note

Vivid and expressive, this refill adds a bright clarity to your writing. Each line stands out with intention, sharp, smooth, and full of energy.