Momcozy Air 1 rose gold breast pumps with charging case and app control on smartphone, product showcase.
Momcozy Air 1 breast pump 2.4in vs Mobile Flow 3.07in, showcasing 20% slimmer profile for product size comparison.
Momcozy Air 1 soft pink breast pump top-view design for easy alignment, measurement markings on clear lid.
Wireless charging case with a hand placing a pink breast pump inside, on a white background.
Momcozy Air 1 ultra-slim pink breast pump with smartphone app displaying smart notifications & real-time tracking.
Momcozy Air 1 pink breast pump & soft silicone flange. Gentle fit for all breast shapes for efficient pumping.
Momcozy Air 1 breast pump parts, including pink collector with measurements and flange, submerged in water for easy cleaning.
Momcozy Air 1 ultra-slim breast pump in lifestyle collage: flying, working, with baby, golfing. Slim. Smart. In Control.
Momcozy Air 1 ultra-slim breast pump in pink with measurement markings and 'momcozy' logo, product display.
Momcozy Air 1 soft pink breast pump with top-view funnel for easy alignment and efficient pumping, product appearance.
Momcozy Air 1 breast pump kit: rose gold pumps, case, flanges, cables, guides, and manual.
Work essentials! I must say by far I’m in love with the portability of my Air 1’s … I pump about 4 times a day and by far the easiest pump to carry at work 😍😍😍
Sharr Sharr image
Verified Buyer
Award badge 1 Award badge 2 Award badge 3 Award badge 4 Award badge 5

Momcozy Air 1 Ultra-slim Breast Pump

4.8
Rated 4.8 out of 5 stars
130
£369.99 GBP
Interest-free payment with or Learn more
Ultra-slim
Effortless Alignment
Wireless Charging
Smart App Control
STYLE: Double
Double
Pair well with:
On-the-Go Bundle: Portable Baby Bottle Warmer + 22oz Baby Bottle Cooler
4.9
Rated 4.9 out of 5 stars
131
£155.99 GBP
Quick Shop
Ultra Soft Seamless Nursing Bra YN21
4.6
Rated 4.6 out of 5 stars
1,098
From £29.99 GBP
Quick Shop
Natural Breast Pump Wipes - Safe & Convenient
4.9
Rated 4.9 out of 5 stars
238
From £6.99 GBP
Quick Shop
Momcozy Mobile Flow™ Hands-Free Breast Pump | M9
4.8
Rated 4.8 out of 5 stars
647
From £159.99 GBP
Quick Shop
People are viewing this right now
Description

Sleek and Low Profile
With an ultra-slim 61mm/2.4" body, Air 1 sits naturally under clothing for a polished, less bulky look. It’s designed for mums who want pumping to feel more discreet during workdays, commuting, travel, and social outings.

Includes Wireless Charging
The wireless charging case supports up to 15 pumping sessions, about 30 minutes each, making Air 1 ready to go on busy days. Spend less time stopping to recharge and more time doing the things that matter.

Transparent Design for Alignment
The transparent 'top-view' design helps you align faster, while clear markings let you see milk output at a glance. When you’re pumping away from home or in the middle of a busy day, that extra visibility brings more confidence and fewer repeated adjustments.

Smart Pumping. More Control.
Air 1 goes beyond basic app control with sensor-enabled features like Auto Mode Switching, Milk Tracking, and Full Collector Alerts. You stay more informed throughout each session – without constantly checking, guessing, or interrupting your flow.

Generous 6oz Capacity. Slim Profile.
The 6oz collector gives you more space for milk without adding bulk. Air 1 is built to balance low-profile wear with real-life pumping needs, making it a strong fit for daily use, longer outings, and other outside home sessions.


Important Notes

Pour After Removing the Pump Motor
After pumping, detach the motor from the milk collector before pouring out milk.

Full-Collector Auto Stop Is Enabled by Default
Air 1 automatically stops pumping when the milk collector is full. If your pump stops unexpectedly, please check the full-collector setting in the Momcozy App.

Safety Warning

Do NOT use this device if you have a cardiac pacemaker, implanted defibrillator, or any other metallic or electronic implant, as it may cause electromagnetic interference or serious injury.

Key Features & Benefits

· Ultra-Slim & Discreet – Just 2.4 inches thin, 20% slimmer than other conventional pumps for ultimate privacy.

· Transparent Top for Quick Alignment – The industry-first design enables easy nipple alignment and instant milk checks.

· Wireless Charging Convenience – Delivers up to 5 days of use or 15 pumping sessions.

· Smart App Control & Auto Tracking – Connects to the Momcozy app for automatic mode switching, real-time milk tracking, and full collector alerts.

· Soft, Comfortable Fit – 50A silicone flanges provide gentle, secure comfort for all breast shapes.

· Easy to Clean – Only 5 parts to wash, with a durable PPSU collector for simple, hygienic care.

Need Replacement Parts?

Replacement parts for the Air 1 Ultra-Slim Pump are now available for purchase through the Momcozy App. Please check the App for details and purchase links.

Work essentials! I must say by far I’m in love with the portability of my Air 1’s … I pump about 4 times a day and by far the easiest pump to carry at work 😍😍😍
Sharr Sharr image
Verified Buyer
Award badge 1 Award badge 2 Award badge 3 Award badge 4 Award badge 5
Klarna's Pay in 3 / Pay in 30 days are unregulated credit agreements. Borrowing more than you can afford or paying late may negatively impact your financial status and ability to obtain credit. 18+, UK residents only. Subject to status. Ts&Cs and late fees apply.
The accessories for this product:

The accessories for this product

Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
$369.99 - $
Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
$369.99 - $
Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
$369.99 - $
Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
$369.99 - $
Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
$369.99 - $
Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
$369.99 - $
Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
$369.99 - $
Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
$369.99 - $
Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
$369.99 - $
Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
$369.99 - $
Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
$369.99 - $
Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
$369.99 - $
Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
$369.99 - $
Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
Momcozy Air 1 Ultra-slim Breast Pump
$369.99 - $
Closes the player
Meet the Slimmest* Wearable Breast Pump
Bursting at the seams with sleek, smart power.
Discreet Under Any Outfit
Seamlessly blends into your daily life, to be worn beneath your normal wardrobe.

Take a closer look.

Measuring just 2.4 inches, which is over 20% thinner than others.*
3.07in
2.4in
Air 1 + Mobile Flow™
Air 1
Mobile Flow™
image
Thickness reduction
21.8%
Air 1 + Mobile Flow™
Air 1
Mobile Flow™
image
Air 1 + Mobile Flow™
Air 1
Mobile Flow™
image
imageimageimage
imageimageimage

See Milk Flow in Real Time

An industry-first, transparent top view for clear, confident pumping and quick alignment.

Powered by 62 Patented Innovations
Leave the hard work up to Air 1. Enjoy a breast pump that redefines feeding.

Power in One Case

Includes a stylish travel case with up to 1800 mAh battery capacity for on-the-go convenience.

Rhythm. Personalised to You.
Easily adjust mode, suction, and speed to match your body’s unique rhythm.
Optimised For Your Life
Optimised For Your Life
Save your favourite patterns and create routines
that work best for your body.
Save your favourite patterns and create routines that work best for your body.
Two Expert Rhythms
Two Expert Rhythms
Expert pre-set pumping rhythms crafted for elevated comfort and efficiency.
Expert pre-set pumping rhythms crafted for elevated comfort and efficiency.
Three Standard Modes
Three Standard Modes
Switch between Stimulation, Expression or Mixed.
Switch between Stimulation, Expression or Mixed.

Smart Pumping. App Control.

Track, control, and pump smarter – from your phone.

Translation missing: en.general.aria.content_image Translation missing: en.general.aria.content_image

Auto Mode Switching


Watch your output in real time with clear, live updates.

Translation missing: en.general.aria.content_image

Real-Time Milk Tracking


Watch your output in real time with clear, live updates.

Translation missing: en.general.aria.content_image

Full Collector Alerts


Get notified when the pump is full, without worrying about leaks.

Translation missing: en.general.aria.content_image

Visualized Lactation Data


Watch your output trends clearly with charts and timelines.

Engineered for Comfort
Soft, flexible flange contours to your unique shape.
Slim. Smart. In Control.
Slip it under any outfit, in harmony with your day.
Everything You Need in One Place
What Others Say

Find Your Perfect Breast Pump

Momcozy Breast Pump Comparison

FAQs

What is an ultra slim breast pump?

An ultra slim breast pump is a wearable, in-bra cup with a thinner profile than a typical all-in-one, so it sits flatter under clothes. Air 1 is 61 mm — built for UK mums who express at work or away from home and do not want a bulky outline. A slim breast pump is about how it sits, not about being the quietest motor.

What makes Air 1 different from other slim wearable breast pumps?

Air 1 is Momcozy’s slimmest all-in-one wearable at 61 mm, about 22% slimmer than M9. You get a transparent top to centre the nipple, a 180 ml collector, and a charging case for up to 15 sessions. Choose it when a lower in-bra profile is the job. If a quieter motor matters more than how slim the cup sits, M9 is the better match.

Is the Air 1 ultra slim breast pump good for pumping at work?

Yes. That is the job it is built for. The 61 mm cup sits in a nursing bra under work clothes, so you can keep pumping at work without a bulky outline. The charging case covers a run of sessions away from a plug. If a shared room means noise matters more than profile, choose M9.

Is the Momcozy Air 1 easy to use for first-time mums?

Yes. The transparent top lets you see the nipple is centred before you start — usually the hardest step on a wearable. There are five parts to wash, buttons on the cup, and the app only if you want it. You can express without opening your phone.

How do I use the Air 1 ultra-slim breast pump?

  1. Wash and assemble the five milk-contact parts. Keep the motor dry.
  2. Place the cup in your bra. Use the transparent top to centre the nipple in the tunnel.
  3. Turn on. Choose Stimulation, Expression or Mixed on the cup or in the app, then pick a suction level that feels comfortable — not the highest.
  4. When the 180 ml collector is full, the app can alert you. Switch off, take the motor off, then pour.

How do I centre the flange on the Air 1?

Look through the transparent top and check the nipple sits in the middle of the tunnel, not pulled to one side. Measure nipple diameter, not bra cup. Air 1 ships with a 24 mm flange and 17/19/21 mm inserts. Pain, a white ring, or too much areola being pulled in means resize before you turn suction up.

Can I track expressing sessions and milk volume?

Yes. The Momcozy app can switch modes, show milk volume as you go, alert you when the collector is full, and keep a session history. The pump still runs from the buttons on the cup if you would rather not use the phone.

How long does the Air 1 charging case last?

The case holds enough power for up to 15 sessions of about 30 minutes. Seat each pump so the contacts line up; the case tops them up and stores them for a work day or a few days out. Charge the case from a plug at home, then take it with you.

How do I clean and sterilise the Air 1 ultra-slim breast pump?

Take the motor off first and wipe it dry only — never soak it. Rinse the five milk-contact parts (collector, back cover, flange, valve, diaphragm) straight after use, wash in warm soapy water, then sterilise with steam or a cold-water method. Air-dry fully before you assemble.

How customers say about

4.8
Rated 4.8 out of 5 stars
Based on 130 reviews
100%would recommend this product
Slide 1 selected
130 reviews
  • M
    Mikiss
    Flag of France
    Verified Buyer
    Reviewing
    Momcozy Air 1 Ultra-slim Breast Pump
    I recommend this product
    Rated 5 out of 5 stars
    5 days ago
    Tr s pratique pour tirer son lait en gardant les mains libres

    J ai trouv ce tire-lait portable particuli rement pratique au quotidien. Son format ultra-fin permet de le porter plus facilement sous les v tements et le c?t mains libres apporte une vraie libert de mouvement pendant l utilisation.Le fonctionnement est assez intuitif et les diff rents r glages permettent d adapter l utilisation selon ses besoins. J appr cie galement la possibilit de suivre et de g rer certains param tres depuis l application, ce qui rend l ensemble plus pratique.Son principal avantage reste pour moi la discr tion et la mobilit . Il est beaucoup moins contraignant qu un tire-lait classique lorsqu on souhaite continuer s occuper de ses taches pendant le tirage.Le format compact facilite galement le transport, que ce soit la maison, au travail ou lors d un d placement. L ensemble para?t bien con?u pour une utilisation r guli re.Une solution int ressante pour les mamans qui recherchent avant tout un tire-lait discret, portable et permettant de rester mobile pendant son utilisation.

  • DP
    Der P. T.
    Flag of Germany
    Verified Buyer
    Reviewing
    Momcozy Air 1 Ultra-slim Breast Pump
    I recommend this product
    Rated 5 out of 5 stars
    6 days ago
    H?chster Komfort & Moderne Technik ?C Diskret, leistungsstark und absolut alltagstauglich!

    Ich habe mir das Momcozy Air 1 Hands-free Milchpumpen-Set (2er-Pack) geholt, um im Alltag maximale Flexibilit?t zu haben ?C und die Pumpen berzeugen auf ganzer Linie! Momcozy hat hier ein extrem durchdachtes Produkt abgeliefert. Hier ist meine 5-Sterne-Bewertung:Ultraflach & Absolut Hands-Free: Die Pumpen sitzen extrem diskret im BH und tragen kaum auf. Man hat endlich wieder beide H?nde frei f r den Haushalt, die Arbeit oder um sich einfach entspannt zur ckzulehnen.Innovatives Ladecase: Das mitgelieferte Ladecase ist ein echtes Highlight. Es l?dt die Pumpen kabellos auf, sch tzt sie beim Transport und sorgt daf r, dass sie unterwegs immer einsatzbereit sind.Smarte App-Steuerung & Tracking: Die Anbindung an die Smartphone-App funktioniert tadellos. Man kann nicht nur die Modi und Saugstufen bequem einstellen, sondern auch die abgepumpte Milchmenge nachverfolgen. Der F llstandsalarm gibt zus?tzliche Sicherheit, damit nichts berl?uft.Transparente Oberseite & Gutes Fassungsverm?gen: Durch das transparente Design sieht man sofort, ob die Brustwarze richtig platziert ist und wie viel Milch bereits gepumpt wurde. Mit 180 ml Fassungsverm?gen pro Beh?lter ist ausreichend Platz vorhanden.Angenehmes Pumperlebnis & Gute Leistung: Die Brusthauben sitzen sehr angenehm auf der Haut und die Saugmodi f hlen sich nat rlich und keineswegs schmerzhaft an. Dennoch ist die Effizienz beim Abpumpen hervorragend.Fazit:Eine absolute Erleichterung f r den Mami-Alltag! Die Kombination aus moderner…

  • TA
    Todd a. L.
    Flag of Australia
    Verified Buyer
    Reviewing
    Momcozy Air 1 Ultra-slim Breast Pump
    I recommend this product
    Rated 5 out of 5 stars
    1 week ago
    Top quality and works great

    I bought the Momcozy Air 1 for my daughter, and she has been really happy with how convenient it is. She likes the ultra-slim, hands-free design because it gives her more freedom to move around while pumping. The top-view design is also useful for checking the milk collector without having to remove the pump.The wireless charging case is one of the features she likes most, as it makes charging and taking the pumps with her much easier. She also finds the app control and milk-tracking features helpful for keeping track of her pumping sessions. The automatic mode switching is another convenient feature that makes the pumping process feel more straightforward.Overall, this has been a great addition to my daughter s daily routine. She likes that the pumps are compact, portable, and hands-free, and the charging case makes them convenient for use when she s away from home. I m glad I chose this for her, as it gives her a little more flexibility and convenience during her busy days.

  • C
    Christie
    Flag of Australia
    Verified Buyer
    Reviewing
    Momcozy Air 1 Ultra-slim Breast Pump
    I recommend this product
    Rated 5 out of 5 stars
    1 week ago
    Really impressive quality and presentation

    I haven't actually used this pump yet, so I can't comment on the pumping performance, suction or comfort, but I was immediately impressed when I opened it.The packaging and presentation feel incredibly premium, and everything about the pump itself seems really high quality. It definitely gives a great first impression and feels like a well-designed piece of technology rather than just another baby product.I particularly like how slim and discreet the pumps are for a wearable design. The wireless charging case is also such a nice feature and makes the whole setup feel much more convenient for taking out of the house.There are a lot of clever features I'm looking forward to trying, particularly the app controls, automatic mode switching, milk tracking and full-collector alerts. Being able to see into the collector from the top also seems really practical.Obviously the real test will be how it performs once I actually use it, so I don't want to make claims about that yet. Based purely on the build quality, design and presentation though, I'm seriously impressed so far.

  • AS
    A. S.
    Flag of Australia
    Verified Buyer
    Reviewing
    Momcozy Air 1 Ultra-slim Breast Pump
    I recommend this product
    Rated 5 out of 5 stars
    1 week ago
    So convenient!

    I ve tried a few different wearable pumps, and honestly, the Momcozy Air 1 is on a completely different level. The biggest thing for me is how discreet it actually is. Other pumps I ve used felt so bulky and obvious under my clothes, but this one is genuinely ultra slim. I also love that I can check the milk level easily with the top view design without having to take the whole thing apart or guess if I m getting anything.The real game changer, though, is the wireless charging case. It sounds like a small detail, but it s been huge for my routine. I just drop the pumps in the case after a session, and I don t even have to think about plugging them in. They re just always charged and ready to go whenever I need them next.The app integration and the auto mode switching have been super helpful too. it tracks my output and sends alerts when the collector is full, which has saved me from a few messy "oops" moments. If you re looking for something that actually fits into your day without making you feel like you re wearing a giant machine, this is definitely worth the investment.

  • KB
    Kath B.
    Flag of Australia
    Verified Buyer
    Reviewing
    Momcozy Air 1 Ultra-slim Breast Pump
    I recommend this product
    Rated 5 out of 5 stars
    1 week ago
    Momcosy

    Perfect