Refillable Rollerball Gel Pen Ink Converter Included 2 Pack (0.38mm & 0.5mm)

Refillable Rollerball Gel Pen — 2-Pack (0.38mm Needle Tip + 0.5mm Bullet Tip)

The last pen you’ll need to buy — because you can always refill it. This transparent-barrel rollerball gel pen combines the smooth, fast-drying flow of a gel pen with the ink flexibility of a fountain pen. Use your favorite bottled ink or a standard 3.4mm cartridge, swap between a precision needle tip and a classic bullet tip, and write without limits. Two pens, two tip styles, infinite ink possibilities.

Key Features

• Barrel: Fully transparent — monitor your ink level at a glance and enjoy the color of your ink before it hits the page
• Ink System: Includes ink converter (吸墨器) for bottled ink; also compatible with standard 3.4mm universal ink cartridges
• Tip Options: 0.38mm needle tip (fine, precise lines) + 0.5mm bullet tip (smooth, everyday writing)
• Ink Type: Compatible with gel ink, fountain pen ink, and calligraphy ink
• Refillable: Eco-friendly design — refill instead of replace
• Pack Contents: 2 pens + 2 ink converters

Why You'll Love It

Picture this: a deep teal ink loaded into the 0.38mm needle tip for precise annotations, and a warm amber in the 0.5mm bullet tip for flowing journal entries. The transparent barrel makes every ink choice a visual experience — you see the color, feel the weight, and write with intention. When the ink runs low, a quick refill and you’re back. No waste, no compromise.

Specifications

• Barrel: Full transparent
• Tip Sizes: 0.38mm needle tip (针管笔头) & 0.5mm bullet tip (子弹笔头)
• Ink System: Ink converter included; compatible with 3.4mm standard universal cartridges
• Ink Compatibility: Bottled ink (gel, fountain pen, calligraphy ink)
• Design: Refillable, eco-friendly
• Pack Quantity: 2 pens (1× 0.38mm + 1× 0.5mm) + 2 ink converters

Perfect For

• Journaling, bullet journaling & planner writing
• Precise note-taking & annotation (0.38mm needle tip)
• Everyday smooth writing (0.5mm bullet tip)
• Colored ink & calligraphy ink enthusiasts
• Eco-conscious writers who prefer refillable pens
• Gifting — a versatile, premium everyday writing set