Snowhite Back-to-School Essential 0.5mm Liquid Ink Rollerball Pen Bullet Tip Black Gel Pen Business Signature Pen Student Office Supplies Black 12pcs/Box PVR-155

Smooth writing experience without scratching paper

Instant drying to prevent smudging

Visible ink reservoir for real-time ink level monitoring

Black (for study and office use)

Blue (for reports and registration)

Red (for corrections and assignments)

Dark Blue (for medical prescriptions)

Writing length up to 1000 meters (approximately 3 times standard gel pens)

Over 37 years of expertise in pen manufacturing

Classic design favored by consumers

Laboratory tested data for reference only