**Product Specifications:**

Brand: M&G

Model: K-350.5

Series: Gold Product

Craftsmanship: Eight Morning Heart Techniques

Material: Upgraded Soft Rubber Protective Cover, Frosted Pen Barrel

Ink: Low-key and practical, not prone to oil or dust

Spring Head Craftsmanship: "One-way Valve" design

Writing Pressure: Overcoming the spring force to open the ballpoint gap

Spring Mechanism: Retracts the ballpoint when not writing, opens the gap when writing

Tip Size: 0.5mm

Ball Material: High-precision Tungsten Carbide

Ink Type: Sealed with silicone oil, preventing leakage

Clip: Large-angle arc design, suitable for various thicknesses

Ink Color Options: 2 colors available

Packaging: 12 pens per box, single color

**Features:**

Focus on technological advancement for over 20 years

Classic design with meticulous attention to detail

Comfortable grip for long-lasting writing

High sealing performance to prevent ink leakage

Suitable for vertical storage without ink accumulation

Say no to ink leakage with advanced sealing technology

Available in 2 ink colors

**Note:** The product is part of the M&G Gold Product series, known for its craftsmanship and durability.