Joybuy Insights

Gel pens: how to choose the right nib, ink and format for your needs

A gel pen may seem simple to choose… until the ink smudges on your work, the nib dries out after a few uses or the retractable mechanism decides to jam. Pupils, students, professionals, teachers and creative hobbyists do not all expect the same things from their pen. A model designed for annotations will have different qualities from one intended for journalling or drawing on black paper.

Before ordering your gel pens, it is therefore worth keeping three classic pitfalls in mind.

Common pitfalls before buying

1. Confusing nib fineness with writing quality

A very fine nib is perfect for writing in the margins, filling in a diary or drawing small details. However, it can be less comfortable during long writing sessions if the ink does not flow smoothly or the pen is uncomfortable to hold. Conversely, a wider nib produces a more visible line, but also takes up more space on the page.

2. Relying solely on the words ‘quick-drying’

The description quick-drying gel pens can help guide your choice, but it does not guarantee the same result on every type of paper. The texture, porosity and weight of the paper directly affect drying time. Left-handed users should prioritise ink advertised as quick-drying and check the product reviews available.

3. Overlooking storage and closure

A pen with a cap that is not properly closed may dry out around the nib. A retractable model helps prevent this problem in a bag or when travelling, provided you always retract the nib after use. Gel pens intended for drawing, scrapbooking or colourful annotations should also be protected from heat and, where recommended on the product page, stored horizontally.

Technical criteria to consider

Nib width: 0.38 mm, 0.5 mm, 0.7 mm or 0.8 mm

  • 0.38 mm: ideal for short annotations, tables, compact notes and precise writing.
  • 0.5 mm: the best all-round option for school, the office, schedules and journalling.
  • 0.7 mm: a more legible, comfortable line for everyday notes and headings.
  • 0.8 mm: often chosen for metallic gel pens intended for black paper and for creative details requiring more opaque ink.

Depending on the manufacturer, the stated width may refer to the nib or the line actually produced. It is therefore better to look at the nib design — such as a needle tip, ballpoint tip or metal tip — rather than comparing only the number of millimetres.

Mechanism and grip

Retractable gel pens are particularly convenient in the office, classroom or a bag: there is no separate cap to lose. A quiet button can also make a difference in a library or meeting. If you write for long periods, check whether the pen has a soft grip that is non-slip or ergonomic.

Capped models still have their advantages for certain erasable gel pens and metallic gel pens, especially when protecting the nib is more important than quick access.

Ink type and paper

For taking notes, black gel pens provide clear, classic lettering. Multicoloured sets make it easier to organise information visually and work well for revision notes, diaries and paper-based creations.

For artistic activities, look for information about opacity, drying time, water resistance and compatibility with coloured paper. This information comes from the product page and does not necessarily guarantee the same result on every surface. It is therefore best to test the pen on a small area first, particularly on coated or very dark paper.

The heat-sensitive inks used in erasable gel pens allow mistakes to be corrected by rubbing. However, they are not suitable for documents that need to remain permanent or, according to the recommendations on the product pages, for tickets printed on thermal paper. Heat and cold may also affect how they perform.

Our selection based on your needs

Recommended for : Beginners on a budget
Deli 0.5mm Gel Pens, Office School Supplies, 8-Color Set, 8-Pack

Deli 0.5 mm gel pens, office and school supplies, 8-colour set

Why this choice suits this profile : This set combines eight colours with a 0.5 mm nib — a versatile combination for lessons, lists, schedules and first attempts at journalling.

How this product avoids the pitfall

The medium nib avoids committing to a line that is too fine or too thick for general-purpose use. The retractable mechanism protects the nib during transport.

Main benefit and key features

0.5 mm ballpoint nib, eight colours, soft grip and ink advertised on the product page as water-resistant.

Recommended for : Premium pen enthusiasts
SAKURA Gelly Roll Mixed Set – 24 Pens

SAKURA Gelly Roll mixed set – 24 pens

Why this choice suits this profile : This set is aimed at anyone who wants to vary effects when journalling, making cards, illustrating and scrapbooking.

How this product avoids the pitfall

The range of effects lets you adapt the finish to the surface instead of using the same ink for every creation.

Main benefit and key features

Set of 24 pens with glitter, metallic, neon and opaque effects, advertised as compatible with several types of paper.

Recommended for : Specialist uses and intensive users
Ohuhu Gel Pens - Gold, Silver & White Gelly Roll Pens

Ohuhu gel pens – gold, silver and white Gelly Roll pens

Why this choice suits this profile : This set is aimed at artists and black-paper enthusiasts looking for highly visible white, gold and silver accents.

How this product avoids the pitfall

The 0.8 mm metal nib and pigmented ink advertised as opaque are designed for dark surfaces, rather than classic fine writing.

Main benefit and key features

12 pens, three metallic shades, caps with an internal seal and water-based ink advertised as quick-drying.

Looking for more options ?

We have brought together a complete, real-time updated selection of products that meet these exacting criteria and European safety standards.

How to use and store your gel pens

To keep them in good condition for longer:

  • carefully recap gel pens after each use ;
  • retract the nibs of retractable models before storing them ;
  • avoid extreme temperatures and direct sunlight ;
  • test the ink on a scrap of paper before starting a drawing or working on an important page ;
  • keep pens out of reach of children under three years of age because of the small parts.

A pack of 12 or 50 pens can save you from making multiple purchases for a classroom, office or workshop. Before placing your order, however, compare the number of colours, nib type and whether refills are included or available: the number of pens is not everything.

Frequently asked questions about gel pens

Are gel pens suitable for school and the office ?

Yes, provided you choose a suitable nib. 0.5 mm models work well for notes and forms, while 0.7 mm nibs produce a more visible line. For important documents, check whether the ink is permanent, erasable or heat-sensitive.

Which nib should you choose for journalling or drawing ?

A 0.5 mm nib is practical for outlines, annotations and small patterns. A 0.7 mm nib is better suited to headings and areas that need to stand out. On black paper, metallic or opaque 0.8 mm gel pens are generally more suitable.

How long does a gel pen last?

It depends on the formula, how frequently it is used, whether it is properly closed and its storage conditions. A pen that is correctly closed and kept in a dry place at room temperature will generally remain usable for longer than one left open. If the nib starts to drag or the ink flow becomes uneven, gentle cleaning or replacement may be necessary.