1 / 7Paper Mate InkJoy 100 RT Retractable Ballpoint Pens, 1.0 mm, Black, 20 Count
Count: Paper Mate InkJoy 100 RT pens are retractable black ballpoints with a medium 1.0 mm point. The listing claims a 20-pen black pack, but its included-components field also describes assorted-colour pens, so confirm the selected pack contents before ordering.
At a glance
- Retractable mechanism is described as ready to write with a click.
- The listing describes the 1.0 mm tip as medium and claims smooth, fluid writing.
- A 20-pen black pack is stated in the title and feature list.
Often bought together
Pros and cons
Pros
- Retractable operation avoids a separate cap and is convenient for frequent note-taking.
- Black ink and a medium 1.0 mm point suit general writing where a broader line is preferred.
- Customer feedback reports comfortable handling and smooth writing, although those experiences are not universal.
Technical specifications
19 specifications| Brand | Paper Mate |
|---|---|
| Model | InkJoy 100 RT |
| Pen type | Ballpoint Pen |
| Ink colour | Black |
| Point | Medium |
| Point size | 1.0mm |
| Closure | Retractable |
| Material | Plastic |
| Grip type | Standard |
| Writing technique | ballpoint |
| Ink base | Hybrid |
| Handedness | Ambidextrous |
| Recommended use | Writing |
| Dimensions listed | 14 x 1.4 x 1.1 centimetres |
|---|---|
| Weight listed | 0.01 Kilograms |
| Item diameter | 1 Millimetres |
| Age range | Adult |
|---|---|
| Hardness | HB |
| Style | Inkoy 100 |
What to know before buying
Listing details to confirm
The listing’s contents are contradictory: the title and feature state 20 black pens, while the included-components field says 20 black pens plus 8 assorted-colour pens per pack across 6 packs. The actual selected pack contents are unconfirmed, so check the listing before purchase.
What’s in the box
- 20 black ballpoint pensCheck selected pack
- 8 assorted-colour ballpoint pens per pack x 6 packsCheck selected pack
Check which accessories are included in your selected pack before buying.
Who is it for?
A good fit for
- People who want retractable black ballpoints for everyday writing.
- Buyers who prefer a medium 1.0 mm point and want multiple pens for home, school or office use.
Less suited to
- People who need a reliably confirmed pack quantity or colour assortment without checking the listing.
- Writers who specifically want a fine-point pen.

Customer reviews on Amazon
- 5 stars
71% 71% - 4 stars
14% 14% - 3 stars
5% 5% - 2 stars
1% 1% - 1 star
9% 9%
Customer feedback describes the pens as smooth to write with, comfortable to hold and good quality, with some customers also appreciating their longevity and value. Reliability and ink use receive mixed comments, including reports of pens not working and ink running out sooner than expected. For a multipack intended for regular writing, those concerns may matter if every pen needs to be dependable or last through heavy use.
Positive themes
- Customer feedback praises writing smoothness, comfort, perceived quality and value.
Mixed feedback
- Feedback on reliability is mixed, with some customers reporting that certain pens do not work.
- Ink longevity receives mixed comments, including a report that it runs out faster than expected.
Frequently asked questions
What point size are these pens?
The title specifies a medium 1.0 mm point.
Are the pens retractable?
Yes. The listing identifies them as retractable ballpoint pens.
How many pens are included?
The title and feature list say 20 black pens, but the included-components field gives a different description involving assorted-colour pens and multiple packs. Confirm the contents of the selected listing.

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