







From the brand


Maymom One-piece Flange
Maymom Detachable Shield
Maymom Base Connector
Maymom Flange Insert
Maymom Duckbill Valve
Maymom Storage/Feeding Bottle
Maymom Bottle Caps
Maymom Storage Bag Adapter
Maymom Bottle Converter
Maymom Tubing
Backflow Protector & Diaphragm
Other Products

Maymom cares for each mom
Maymom always cares about mothers’ needs on the path of breastfeeding. For years, we hear mothers’ voice for customized, comfortable and easy-to-use tools.
Maymom makes a wide range of aftermarket pump parts including flange, tubing, duckbill valve, backflow protector, collection bottle, milk storage bag adapter, and various kinds of adapters to bridge different systems of name brand breastpumps.
WIDE-NECK COLLECTION BOTTLES COMPATIBLE WITH AVENT, SPECTRA S2, SPECTRA S1, SPECTRA 9PLUS PUMPS. Incl. 6 breastmilk collection or storage bottles. For Avent Manual, Avent Electric breastpumps
100% LEAK PROOF & 5-mL FINE MEASUREMENT MARKS . Incl. sealing ring so no leak at all; The bottle has 5-mL incremental measurement marks. You know exactly how much milk you have produced.
PENCIL WRITEABLE TOP – the flat solid top can be marked with a soft pencil, and removed with an eraser. You can date the bottle to know the age of the contained milk, or name the bottle so no mix-up in the daycare refrigerator;
BOTTLE FITS {NIPPLES & RINGS} of AVENT NATURAL, AVENT CLASSIC, and SPECTRA BOTTLES. Pump directly into these the bottles, so no transfers of breastmilk, and so No Waste of milk.
REUSABLE BPA FREE BOTTLES. ALL PARTS REMOVEABLE FOR CLEARNING – always like new. Temperature range -20 – 110 deg. C. Made from PP and silicone. 3rd party test reports available for reference. Dishwasher toprack safe. All parts can be removed and cleaned with water steam or boiling water – no growth of bad things.

JP Richardson –
Stock Up Now, Wash Later: A Tired Parent’s Guide to Pump Bottles
WHAT’S IN THE BOXA 6-pack of milk-collecting freedom at $3.33 per bottle. Compare that to Spectra’s bottles at $7.50 each – even with 2AM brain fog, I can tell which is the better deal. At these prices, you can stock up like you’re preparing for the milk apocalypse.THE QUALITY STUFF✓ Crystal clear volume markers in both oz/ml (up to 4.7oz)✓ Those sweet, sweet rubber gaskets in the caps that seal like they’re guarding Fort Knox✓ Plays nicely with both Spectra and Maymom flanges (we tested!)✓ Budget-friendly enough to build your bottle army✗ 4.7oz capacity (might need upgrading as your milk factory production increases)✗ No wide-mouth nipple (but who feeds directly from storage bottles anyway?)REAL TALK AFTER 6 WEEKSWant to know true freedom? It’s combining milk into one bottle, slapping a dry-erase label on the cap, and having so many clean bottles ready that you can pretend yesterday’s pumping session isn’t still sitting in the sink. Two packs = twelve bottles of “I’ll deal with that later” bliss.PRO PARENT TIPS:- Dry erase markers on caps = genius milk tracking system- Skip the milk bag transfer circus – just combine into one bottle and pop it in the fridge.- Get two packs (or three, we won’t judge)- PRO TIP: Keep a dedicated wash basin with warm soapy water in your sink for when you finally tackle that bottle mountainCOMPATIBILITY CORNERThese bottles thread onto Maymom and Spectra flanges like they were meant to be together. No, they don’t fit in that cup holder thing, but let’s be honest – has anyone ever actually used that successfully?THE VERDICTFor less than your monthly streaming subscription, you can build yourself a proper milk bottle arsenal. The volume markers are clear enough to read at 3AM, the caps seal tighter than my post-pregnancy leggings, and having multiple bottles ready to go means you can focus on more important things – like finding where you left your pump parts.
Rachel J –
Best storing and pumping bottles
I love these bottles for breastmilk. Bought these for spectra blue pump. Was able to twist right on the flange and pump directly into bottle. I started with the smaller size then move to this bigger size when supply increased. Easy to pump then just put cap on and store in fridge. Good quality and easy to clean using the dishwasher. Fit is perfect. Easy to store and fit in diaper bag as well for mixing formula. Also bought the extra flanges from this same brand. Great price and hsa approved.
Christa –
Saved my pumping journey as an over-producer
I could not have survived my exclusively-pumping journey without these. I was an overproducer and would have to stop mid-pump to empty the standard 5-oz cups that came with my pump. These were completely compatible with the Spectra and allowed me to do a complete pump without interruption. They have markings up to 8 ounces, but a capacity of up to 9+ oz. They come with lids and sealing rings to prevent leaks. The plastic is thick and high-quality. If you’re an over-producer… you need these!
Latoria –
Fits Motif Luna and is great for storage!
I have the Motif Luna breast pump and with this being my second pregnancy, I needed bottles that could store an large capacity of milk and that has a good functionality since I produce around 62 oz a day. For the price, shape and everything, I have zero complaints. Also, to add the value is phenomenal!
Ashley Brooke –
Reliable and Exactly What I Needed!
Maymom always delivers! Perfect for Spectra pumps, a backup bottle, breastmilk storage, etc! I only order pump parts from Maymom.
Sarah Filyaw –
Breast feeding mothers MUST HAVE.
These collectors are exceptional in every aspect, from their capacity to compatibility. They are not only compatible with my spectra but also offer a significantly larger capacity compared to the collectors included with that pump. The quality is remarkable, and they are easy to clean. Notably, the lids can be written on with dry erase markers, and the residue is completely removed. I highly recommend these collectors and intend to purchase additional ones. They are undoubtedly essential for any breastfeeding mother.
Samantha Feliciano –
Great Storage Bottles
Love these bottles. They hold a good amount of milk. They seem sturdy. No issues when dropped or put into the dishwasher and compatible with my pump!
Cool Mom, Hot Opinions –
Great bottles! Iffy measurements
I was excited at first because the lids looked like they were one solid piece, but there’s actually a little seal inside. Not a big deal though; they don’t leak and function as they should! The set I got didn’t come with the nipples which was awesome! I feel like I get a ton of different nipples that just don’t get used and it feels wasteful.I use these with my Spectra flanges so I don’t have to swap bottles mid-session, and they’ve been great for that. Also nice that they come in smaller packs as I only need this size once a day and didn’t want to spend a bunch on more bottles that I wouldn’t get a ton of use out of.Only real downside is the measurements are way off. I measure separately anyway when I need to, but it’s something to know going in.
lin –
These bottles are fantastic. I usually always pump more than the standard 160ml and I have actually pumped over the 270ml max that these bottles have as well but they’re an awesome size for those who are oversuppliers. They fit well on Spectra flanges and they have caps that fit perfectly as well. It would be good/better if they had teats that came with them since the spectra ones are hopeless and leak so it can’t be used with it.