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🍼 Pump smarter, not harder — never miss a drop!
This 12-piece set of duckbill valves and silicone diaphragms offers perfect compatibility with leading wearable breast pumps like eufy S1 Pro and Lansinoh Discreet Duo. Crafted from food-grade silicone, these leak-proof, OEM-equivalent parts ensure efficient milk flow and strong suction while being easy to sterilize with boiling or steam methods, delivering a hygienic and seamless pumping experience for modern moms.
| ASIN | B0DQPGCH6S |
| Additional Features | Painless |
| Best Sellers Rank | #17,742 in Baby ( See Top 100 in Baby ) #238 in Electric Breast Pumps |
| Brand | IVARONAL |
| Brand Name | IVARONAL |
| Color | Clear |
| Customer Reviews | 4.0 out of 5 stars 198 Reviews |
| Item Weight | 0.08 Kilograms |
| Manufacturer | IVARONAL |
| Manufacturer Part Number | LHUS-S32-YZFGM-14P |
| Material | Silicone |
| Material Type | Silicone |
| Model Number | LHUS-S32-YZFGM-14P |
| Number of Items | 14 |
| Size | 10 pcs - Valves + 4 pcs - Diaphragm |
| Special Feature | Painless |
| Unit Count | 14.00 Count |
A**Z
Good fit
Good quality
A**R
Perfect fit
They really work great! My pump seems to have better suction now too! Perfect fit!
A**R
Nice
Very comfortable and came fast
L**A
Not worth it!
Save your money and get something else, the duckbills all came in with big gaps and did the water test and obviously they all vails the water went right through then decided to try the diaphragms and barely got any milk out, put on the old og one and got 5oz out, also milk was leaking out of the top of the diaphragm!
J**2
Can’t go wrong
Perfect, great price!
A**L
Diaphragms don’t work
The duckbills work but the diaphragm portion did not work at all and tanked my supply
C**M
Great affordable pump parts!
These are a great affordable option for replacement pump parts! They fit perfectly with the Eufy S1, and I actually like the diaphragm piece that comes with this better than the standard Eufy one! If you use the Eufy pump as your main pump, a couple sets of these should last through a whole year of pumping! I’m 6 months PP, and just bought a second set. The silicone of these seems to hold up very well!
J**Y
Rigid feeling silicon
Let me start with the fact that I used the original collection cups with my Zooawa pump and had no issues. I loved them! I only replaced because I thought I should since they were a bit old. I got my first replacement pair and one of them had very poor suction, like something in the collection cup was misaligned causing a poor seal. I tried everything and decided to return for a replacement. The replacement arrived before I even returned the defective one, yay! However, now both have some issue. I want to see if anyone knows if I can make the silicon less rigid? It doesn’t form to the breast as well as my original set, which seemed more pliable. So for now, these are unusable for me.
K**Y
Brilliant fit on mommed s33!
I was sceptical to order this due to not being 100% sure it was compatible with my pump (mommed s33) the mommed parts I needed have been out of stock for weeks so I ordered these and they are brilliant! The diaphragm is a bit snug but if I remember correctly the one I previously got with the pump was the same when I first got it. Definitely recommend!
P**L
Fits lulia breast pumps
Great product. Fit lulia breast pumps as well as the other ones featured in the listing
P**A
Got this for my wearable Lansinoh breast pump
These are quite comfortable and compatible with my Lansinoh wearable breast pump as they don’t have this size flange. Quite pleased for that.
B**T
Don’t waste your money
Absolutely shocking, suction has not gone from duckbill valves, they have huge holes in, had to order more as my pumps are no longer working properly
Trustpilot
1 month ago
5 days ago