**Product Specifications:**

**Brand:** ZEBRA

**Refill Type:** 0.5mm gel ink refill

**Compatibility:** Suitable for ZEBRA RJF5 gel pens

**Colors Available:** Red, Black, Blue Black, Blue

**Product Parameters:** Length 112mm (Hand measurements may have slight errors)

**Origin:** Japan

**Model Number:** RJF5 (with JF-0.5 gel ink refill)

**Specifications:** 0.5mm

**Packaging:** 10 pieces per pack (Single color pack)

**Available Colors:** Black/Blue Black/Red/Blue

**Compatibility:** Compatible with ZEBRA gel pens models J15, J56, JZ58, JZ15W, etc. (Note: Four colors of refills are available, please select the desired color when purchasing)

**Age Range:** Suitable for ages 6 to 14

**Product Details:**

1. Bullet tip design for smooth writing without ink leakage

2. Transparent pen barrel with ZEBRA logo and model number for observing ink level

3. Individually packaged for easy storage and use

**Product Display:** Images showcasing different packaging versions and product details

Please feel free to contact online customer service for more specific details.