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This fountain pen is designed for those who write regularly and value both consistency and convenience. Its core feature is the integrated frosted ink bag, a reservoir that holds more ink than a standard cartridge, meaning you can write pages of notes or journal entries without the constant interruption of a refill. You can select either a 0.38mm fine nib for detailed work or a 0.5mm medium nib for bolder statements, both crafted from stainless steel for a dependable glide. The lightweight plastic body, at 13.8cm long and 1.1cm wide, is built for comfort during long sessions, whether you're annotating documents or sketching ideas.
Every aspect of this pen is focused on delivering a practical and enduring writing instrument. From the choice of materials to the precise dimensions, the design prioritises functionality that stands up to daily use without compromising on the tactile pleasure of writing.
This pen is not a novelty item but a tool engineered for real-world writing tasks. Its design supports a range of applications, from professional environments to personal creative projects, adapting to the user's needs through its selectable nib sizes.
Fountain pen with frosted ink bag filling system: features a 0.38mm or 0.5mm stainless steel nib for precise line control in a 13.8cm lightweight plastic body, ideal for daily journaling and note-taking.
£10.98
Frosted Ink Bag Fountain Pen: Reliable Writing with Visual Ink Control

Design and Build Quality

Ergonomic Plastic Body Design
The pen's body is formed from a high-grade, durable plastic via precision injection moulding. This process creates a uniform barrel with a diameter of 1.1cm and a total length of 13.8cm, a size that sits comfortably in the hand without being overly bulky. Weighing only 12 grams, it reduces hand fatigue, making it suitable for students taking lecture notes or writers working on longer manuscripts. The material choice ensures resilience against the knocks and scratches of life in a pencil case or bag.Frosted Ink Bag Technical Specifications
The defining technical feature is the frosted ink bag integrated filling system. Unlike a standard international cartridge, this reservoir has a larger internal volume, though the exact capacity depends on the specific model. The frosted, translucent material of the bag is key; it acts as a built-in ink gauge. You can easily see the remaining ink level at a glance—a practical feature that prevents the pen from running dry unexpectedly during an important meeting or exam. The mechanism typically uses a simple piston converter action for filling from bottled ink.Nib Performance and Durability
Quality writing hinges on the nib. This pen offers a choice between a 0.38mm (Fine) and a 0.5mm (Medium) stainless steel nib. Stainless steel is used for its excellent balance of durability and consistent performance; it maintains its shape and provides reliable ink flow without the frequent adjustments sometimes needed with softer metals. The tipping material on the nib is polished to facilitate a smooth contact with paper, reducing scratchiness and ensuring clean lines whether you're writing quickly or deliberately.Practical Applications and Use
