Fountain pen with frosted ink bag reservoir, plastic body construction, available in black or blue colour options, with 0.38mm or 0.5mm nib size choices, for everyday writing, sketching, and note-taking.
Frosted Ink Bag Fountain Pen with Choice of 0.38mm or 0.5mm Nib

This fountain pen is a functional writing instrument built around a distinct frosted ink bag reservoir system. It is designed for users seeking a reliable pen for everyday writing, note-taking, or sketching, with a clear choice in writing style. You can select between a finer 0.38mm nib for detailed work or a broader 0.5mm nib for general use. The pen's body is crafted from plastic and comes in two classic colour options: black and blue. Its dimensions are precisely defined, offering a practical size that is easy to handle and carry. All information provided is based strictly on the available product specifications.
Features and Construction

The pen's design focuses on its key functional components: the ink delivery system and the user-selectable nib. This section details the construction and the practical implications of its measurable specifications.
Material and Build
The main body of this fountain pen is constructed from plastic. This material choice provides the pen's structure, shape, and external finish. It is offered in two colour variations: a classic black and a standard blue, allowing for personal preference in appearance. The frosted section of the pen is the ink bag reservoir, a key component designed to hold and deliver ink to the nib during use. The construction is centred on these stated elements without additional embellishment.
Size and Practical Fit
The pen's physical dimensions are clearly specified for practical assessment. It has a total length of 13.8 centimetres, which is a common size for a standard writing instrument, making it suitable for use in most hands and for storage in pencil cases or desk organisers. The body diameter is 1.1 centimetres, contributing to a grip that is neither too thick nor too slender for general use. These measurements provide a concrete understanding of the pen's footprint and handling characteristics.
Uses and Placement

With its choice of nib sizes and straightforward design, this pen fits into various writing and creative contexts. Its application ranges from professional settings to personal projects at home.
Event or Professional Use
In professional or formal settings, such as signing documents or taking meeting notes, the 0.5mm nib offers a clear, legible line that is widely accepted for business correspondence. The black colour option typically aligns well with such environments. For tasks requiring precision, like annotating documents or creating technical diagrams, the available 0.38mm nib provides a finer line suitable for adding detailed comments or drawings in margins.
Everyday Home Use
For daily personal use, such as journaling, writing letters, or casual sketching, either nib size can be effective depending on the desired outcome. The 0.5mm nib is versatile for general notetaking, while the 0.38mm nib allows for more intricate work in doodles or detailed planning. The blue colour variant offers a classic, alternative aesthetic for personal stationery. The pen's standard size makes it easy to keep on a desk or carry in a bag for spontaneous use.
Benefits and Buying Value
The value of this fountain pen lies in its defined specifications and the clear options it presents to the user, based on the concrete data provided.
Reuse and Low Maintenance
The pen is designed for reuse via its refillable frosted ink bag system. By using bottled ink, it reduces waste compared to disposable pens. Maintenance involves basic fountain pen care: cleaning the nib and ink reservoir periodically with water to prevent clogging, especially when changing ink colours or after extended storage. The plastic body is straightforward to wipe clean if needed.
Why Choose This Product
Choosing this product is supported by its clear, measurable differences: you have a direct choice between two distinct nib widths (0.38mm and 0.5mm) and two colour finishes (black and blue). The dimensions are explicitly stated, allowing you to assess its size before purchase. The frosted ink bag is a specific type of reservoir common in fountain pens, aimed at providing a consistent ink supply. The value is in these concrete options and specifications, which allow you to select the configuration that matches your specific writing need without guesswork.