Often referred to by enthusiasts as the “Pen of the Gods,” the Uniball Gel Impact UM-153S is the gold standard for anyone who prefers a thick, rich, and authoritative line. Designed for signatures, grading, and bold highlighting, this pen combines the smoothness of a rollerball with the vibrant intensity of gel ink.

Key Features:

• Ultra-Bold 1.0mm Tip: Equipped with a precision-engineered tungsten carbide ball that delivers a broad 0.6mm line width—perfect for bold handwriting and expressive signatures.

• Uni Super Ink™ Technology: The red ink is specially formulated to be waterproof, fade-resistant, and tamper-proof, making it ideal for legal documents and archival work.

• Addictive Smoothness: Features a highly viscous gel ink that glides across paper without the “scratchiness” often found in fine-tip pens.

• Ergonomic Rubber Grip: The barrel is fitted with a soft, sturdy rubber grip section that ensures comfort even during heavy writing sessions.

• Premium Build: A sophisticated gun-metal grey barrel with a transparent window to track ink levels and a durable stainless steel tip.

• Eco-Friendly & Refillable: Fully compatible with Uniball UMR-10 refills, allowing you to reuse the premium pen body repeatedly.

Product Specifications: