Keep your pen
together and ready.
Explore PenSafe storage cases designed to keep compatible medication pens and everyday accessories organised at home or on the go.
Find your PenSafe ↓
Useful details. Clear choices.
A quick overview helps shoppers coming from a social post understand what each case holds, how it closes and whether it fits their pen.
Keep things organised
Dedicated spaces vary by model for pens, needles and wipes. Check each product for exact contents.
Pick your case style
Choose a compact magnetic case or a sliding case with separate covered compartments.
Choose a colour
Explore the available colour options on each listing. Product pages show the current choices.
Which one fits your day?
Start with how many pens you need to carry, then check the fit notes and included storage on the product page.
Mounjaro KwikPen Travel Case
A magnetic travel case for one Mounjaro KwikPen, with an injection helper included.
Fire Engine Red shown
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PenSafe Sliding Pen Case
Keeps one compatible medication pen and four needles together in a case with sliding covers.
Multiple colour options
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Medication Pen Travel Case
Room for one compatible pen, nine needles and a wipes channel. Check the listing for fit dimensions.
1 pen · 9 needles
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PenSafe Super Compact Mounjaro Case
A compact case designed for one Mounjaro KwikPen, with a choice of colours and lid designs.
Options change the price
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PenSafe Magnetic Medication Pen Case
Choose the one-pen or two-pen option for a compact magnetic case with space for compatible essentials.
1 pen £14.95 · 2 pens £19.95
View productThis carousel mirrors the five active products in the PenSafe Shopify collection. Check each listing for fit, included items and current options.
Pens, medication, needles and wipes are not included unless a product listing explicitly says otherwise. Cases are storage accessories, not medical devices or temperature-control products.
Start with what you carry.
Product dimensions vary. If you are unsure about compatibility, send us the pen’s overall length and widest diameter before ordering.
Ask us about fitChoose the Magnetic Case · 2 Pen option
See the Super Compact one-pen case
Choose the Sliding Pen & Needle Case
From colour choice to your door.
Select your case
Check capacity, dimensions, compatibility and listed inclusions.
Pick an option
Where available, select your preferred colour or design on the product page.
We print it for you
Current dispatch times are shown on each listing before checkout.
Helpful answers
Will every case fit every medication pen?
No. Pen dimensions vary by brand and model. Check the product’s fit notes and contact Cosmic 3D with the pen’s length and widest diameter if you are unsure.
Does the case keep medication cool?
No. The cases are storage accessories and do not provide insulation, refrigeration or temperature control. Follow the medicine manufacturer’s storage instructions.
Are the pen and needles included?
No. Medication and medical items shown in product photographs are for illustration and are not included. See each product listing for the precise case contents.
Can I choose a colour?
Yes, where colour options are available. Please use the colour choices on the individual product page as the current source of availability.
Words from Etsy buyers
These are genuine public Etsy reviews. We’ve labelled earlier and related case reviews clearly so you can see what each comment refers to.
“Now I can use my case instead of rummaging in my bag.”
Jane · 13 September 2026
Review of a related Cosmic 3D medication pen travel case.
“Fits insulin pen and needles perfectly.”
Sarah · 30 June 2025
Review of an earlier PenSafe pen and needle case.
Feedback that helped identify a fit and finish issue.
Simon · 12 September 2025
The buyer reported a loose pen lid and locking tab on the earlier case.
Reviews above are for earlier or related Etsy listings, not necessarily the exact current Shopify case shown. The earlier PenSafe listing displayed a 3.9 item average from two reviews when checked. Please check the linked listing for the full, current review context.
Find the PenSafe that fits your routine.
Compare case styles and check compatibility before choosing.
Explore the rangePenSafe cases are storage accessories, not medical devices, insulated coolers or refrigeration products. Product compatibility depends on pen dimensions. Medication, pens and needles are not included.