Top 10 Best maymom in 2026

Last Updated - 6/15/2026

🏆Best Choice

Maymom

Maymom Pump Parts Compatible with Spectra S1 S2 9 Plus Breastpump Replace Backflow Protector Membrane Duckbill Valve Tube Not Original Spectra Replacement Pump Parts

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•CONTENTS: 2x Backflow Protector (including 2 large caps, 2 small caps, and 2 silicone diaphragms.) 6x duckbill valve and 2 x silicone membrane and 2x tube. Maymom pump parts can replace Spectra backflow protector, Spectra duckbill valve, Spectra tubing, Spectra membrane. Not Original Spectra S2 PLUS, S1 PLUS, S3 pump parts.
•COMPATIBLE with Spectra S1 Spectra S2 Spectra S3 Spectra 9 Plus breast pump (The duckbill valves also compatible with Spectra Dew 350). See photo illustrations for compatible breastpumps. Not Original Spectra S1 S2 S3 accessories.
•US FDA Registered Medical Device (No. D192499), Health Canada License (No.26003), Australian Health and Aged Care (ID 463470). Inspected by US FDA. Comply with FDA/EU regulations for plastic materials that contact food. Test reports are conducted by independent lab and available online for reference.
•SAME SUCTION POWER AS OEM PARTS. Maymom duckbill valves are compatible with Spectra Flange and Maymom Flange. Maymom silicone membranes are compatible with Maymom backflow protector (Long, Short and Medium) and Spectra S1 S2 backflow protectors. It does not fit the old version of spectra backflow protector; see photo for details. Also suitable for Ameda Mya pumps. Ameda Mya Portable and Ameda Mya Pro pumps.
•CLOSED SYSTEM: With Maymom backflow protectors, no milk will enter the tubing, so the tubing will remain clean. The breastpump parts can be cleaned with water steam or boiling water. Retail packed, sealed by the manufacturer - Maymom.
•MADE from BPA-free material. Can be cleaned with water steam, boiling water or microwave-steam bags. Retail packed, sealed by the manufacturer - Maymom, not Original Spectra parts.

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$17.99

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Maymom

Maymom Wide-Mouth Milk Storage Collection Bottle with SureSeal Sealing Disk; Compatible with Spectra/Motif Luna/Ameda MYA/Bellababy Pumps. Can Replace Spectra S1 S2 Bottles, 6 pc (4.7Oz/140mL, 6pc)

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•WHAT YOU GET: 6x collection (storage) bottles. 4.7oz/140ml. Nipples NOT included. Wide-neck collection bottles compatible with Avent manual, Avent Electric breastpump, Spectra s2, Spectra s1, Spectra 9plus pumps; also suitable for Bellababy pump.
•100% LEAK PROOF & 5-mL FINE MEASUREMENT MARKS . Incl. silicone SureSeal (TM) sealing disc so no leak at all; The bottle has 5-mL incremental measurement marks. You know exactly how much milk you have produced.
•BALL-PEN WRITEABLE TOP - the SureSeal silicone top can be marked with a ball-pen, and removed with soapy water. 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 COMPATIBLE WITH NIPPLES AND 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.
•DISHWASHER TOP RACK SAFE - BPA free. Reusable. Temperature range -20 - 110 deg. C. Made from PP and silicone. 3rd party test reports available for reference. All parts can be removed and cleaned with water steam or boiling water.

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$21.99

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Maymom

Maymom Widemouth Connector 2pc Compatible w Spectra S1 Spectra S2 Pump; Compatible with Medela PersonalFit Shield, Pumpin Pal Shield, Lansinoh Flange, Maymom MyFit Shields, MyFit Crater Shield

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•Contents: 2 widemouth base connectors ONLY. The connector itself does NOT work. You need to purchase a shield to make up a flange. Maymom base connector compatible with PersonalFit Shields, Pumpin Pal Breast Pump Flange, Lansinoh ComfortFit Breast Pump Flanges, and Maymom MyFit shields 13-32mm.
•With the whole assembly of the base connector and shield (another purchase is needed), it is compatible with spectra s1 pump, s2 pump and spectra 9 plus pump. Suitable for spectra s2 accessory replacement. Handsfree pump bra friendly.
•Works with spectra wide mouth bottles, AVENT bottles, and Maymom wide mouth bottles. They are NOT compatible with OTHER wide mouth bottles.
•BPA free. Complies with US FDA regulation for plastics that contact foods. Tested by independent lab. Test report online available for reference. No problem with dishwasher top rack, steam cleaning.
•Made by Maymom, not original spectra pump parts, not original spectra S2 accessories. Maymom is not affiliated with Uzinmedicare, the trademark owner of spectra.

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$17.49

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Maymom

Maymom Pump Parts Compatible with Spectra S2 S1 Replacement Kit for Spectra Pump Parts 21mm Flange Duckbill Valve Tube Bottle Backflow Protector, Not Original S2 Accessories

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•The incl. 21mm flanges are not suitable for all mothers. Please refer to the size guidance in the product listing before purchase. Kit Contents: 2 Flanges (21mm), 2 Duckbill Valves, 2 Backflow Protectors, 2 Tubes, and 2 Bottles with One-Piece Travel Caps. Compatible with Spectra S2, Spectra S1, and Spectra 9 Plus breast pumps. Nipples and dome caps are not included in this kit.
•Made by Maymom. Not Original Spectra S2 Accessories. Not Original Spectra S1 Accessories. Not Original Spectra Pump Parts.
•Compatible and interchangeable with Spectra pump parts. Same suction power as OEM parts. Replace Spectra Flanges, Spectra Duckbill Valves, Spectra Backflow Protectors, Spectra Tubings, Spectra Bottles (Wide Mouth). Multiple flange sizes available: 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, 21mm, 22mm, 23mm, 24mm, 25mm, 27mm, 28mm, 30mm, 32mm.
•The One-piece cap of Maymom bottle includes sealing ring for secure seal. NO waste of milkdrop. Designed for travel and storage of formula or breast milk. It's also perfect to convert baby feeding bottle to snack container or tumbler for mommy.
•US FDA registered medical device (No. D192499), Health Canada License (No.26003), Australian Health and Aged Care (ID 463470). Inspected by US FDA. Comply with FDA/EU regulations for plastic materials that contact food. Test reports are conducted by independent lab and available online for reference.
•Made from BPA-free material. Can be cleaned with water steam, boiling water or microwave-steam bags. Retail packed, sealed by the manufacturer - Maymom, not Original Spectra parts.

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$32.99

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Maymom

Maymom Backflow Protector Compatible with Spectra S2 S1 and 9 Plus Syngergy Gold Breastpump, Not Original Spectra Backflow Protector Replacement Pump Parts S2 Accessories

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•Contains 2 Backflow Protectors, including 2 Large Caps, 2 Small Caps, and 2 Silicone Diaphragms. Compatible with Spectra Backflow Protectors, both new and old versions.
•Designed to work with the flanges of Spectra S1, Spectra S2, and 9 Plus Synergy Gold Breastpumps. Complete compatibility. No milk will enter the tubing, so the tubing will remain clean.
•Secure Fit with OEM tube and Maymom tube for Spectra. No fallen tubes during pumping session.
•US FDA Registered Medical Device (No. D192499), Health Canada License (No.26003), Australian Health and Aged Care (ID 463470). Inspected by US FDA. Comply with FDA/EU regulations for plastic materials that contact food. Test reports are conducted by independent lab and available online for reference.
•Made from BPA-free material. Can be cleaned with water steam, boiling water or microwave-steam bags. Retail packed, sealed by the manufacturer - Maymom, not Original Spectra parts.

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$9.99

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Maymom

Maymom Pump Parts Compatible with Spectra S2 S1 Replacement Kit for Spectra Pump Parts 24 mm Flange Duckbill Valve Tube Bottle Backflow Protector, Not Original S2 S1 Accessories

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•The incl. 24mm flanges are not suitable for all mothers. Please refer to the size guidance in the product listing before purchase. Suitable for mothers with a niple diameter of 22–23mm (measured after pumping). Kit Contents: 2 Flanges (24mm), 2 Duckbill Valves, 2 Backflow Protectors, 2 Tubes, and 2 Bottles with One-Piece Travel Caps. Compatible with Spectra S2, Spectra S1, and Spectra 9 Plus breast pumps. Nipples and dome caps are not included in this kit.
•All pump parts made by Maymom. Not Original Spectra S2 Accessories. Not Original Spectra S1 Accessories. Not Original Spectra Pump Parts.
•Compatible and interchangeable with Spectra pump parts. Same suction power as OEM parts. Replace Spectra Flanges, Spectra Duckbill Valves, Spectra Backflow Protectors, Spectra Tubings, Spectra Bottles (Wide Mouth). Multiple flange sizes available: 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, 21mm, 22mm, 23mm, 24mm, 25mm, 27mm, 28mm, 30mm, 32mm.
•The One-piece cap of Maymom bottle includes sealing ring for secure seal. NO waste of milkdrop. Designed for travel and storage of formula or breast milk. It's also perfect to convert baby feeding bottle to snack container or tumbler for mommy.
•US FDA registered medical device (No. D192499), Health Canada License (No.26003), Australian Health and Aged Care (ID 463470). Inspected by US FDA. Comply with FDA/EU regulations for plastic materials that contact food. Test reports are conducted by independent lab and available online for reference.
•Material does NOT contain any BPA. Can be cleaned with water steam, boiling water or microwave-steam bags. Retail packed, sealed by the manufacturer - Maymom, not original Spectra parts.

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$32.99

$34.99

-6%

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Maymom

Maymom 19mm Flange and Duckbill Valve Compatible with Spectra S1 Spectra S2 Breastpump Not Original Spectra S2 Accessories Spectra Pump Parts Replace Spectra Duckbill Valve and Flange

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•CONTENTS: 2ct X-Small 19mm flanges and 2ct duckbill valves compatible with Spectra S2, Spectra S1 and Spectra 9 Plus breastpump. Made by Maymom. Not Original Spectra Flanges, Spectra Duckbill Valve. Can use Maymom flange for Spectra pump or Maymom duckbill valve for Spectra pump parts. Made by Maymom, not by original spectra company. Maymom is not affiliated with Uzinmedicare, the trademark owner of spectra.
•COMPATIBLE AND INTERCHANGEABLE with Spectra pump parts. Maymom pump parts perform the same suction power as OEM parts, Spectra S2 pump parts, Spectra S1Plus accessories.
•MAYMOM DUCKBILL VALVES features "easier to plug in and remove", "durable quality" and "color options"
•MAYMOM FLANGE can work with Spectra wide-neck bottle (wide-mouth bottle), Compatible with Avent bottle, and Maymom widemouth bottle. Available Flange sizes:13mm, 15mm, 17mm, 19mm, 21mm, 24mm, 25mm, 27mm, 28mm, 29mm, 30mm, 32mm.
•BPA/DEHP FREE. FDA compliant for food contacts. Tested by independent lab. Test report online available for reference. Products in retail pack sealed by manufacturer; NO problem with dishwasher top rack, water steam cleaning, boiling water or microwave-steam bags.

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$18.99

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Maymom

Maymom Pump Parts Compatible with Spectra S2 S1 Replacement Pump Kit, 17mm Flange Valve Tube Bottle Backflow Protector, Not Original Spectra Replacement Pump Parts S2 S1 Accessories

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•The incl. 17mm flanges are not suitable for all mothers. Please refer to the size guidance in the product listing before purchase. Suitable for mothers with a niple diameter of 15–16mm (measured after pumping). Kit Contents: 2 Flanges (17mm), 2 Duckbill Valves, 2 Backflow Protectors, 2 Tubes, and 2 Bottles with One-Piece Travel Caps. Compatible with Spectra S2, Spectra S1, and Spectra 9 Plus breast pumps. Nipples and dome caps are not included in this kit.
•All pump parts made by Maymom. Not Original Spectra S2 Accessories. Not Original Spectra S1 Accessories. Not Original Spectra Pump Parts.
•Compatible and interchangeable with Spectra pump parts. Same suction power as OEM parts. Replace Spectra Flanges, Spectra Duckbill Valves, Spectra Backflow Protectors, Spectra Tubings, Spectra Bottles (Wide Mouth). Multiple flange sizes available: 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, 21mm, 22mm, 23mm, 24mm, 25mm, 27mm, 28mm, 30mm, 32mm.
•The One-piece cap of Maymom bottle includes sealing ring for secure seal. NO waste of milkdrop. Designed for travel and storage of formula or breast milk. It's also perfect to convert baby feeding bottle to snack container or tumbler for mommy.
•US FDA registered medical device (No. D192499), Health Canada License (No.26003), Australian Health and Aged Care (ID 463470). Inspected by US FDA. Comply with FDA/EU regulations for plastic materials that contact food. Test reports are conducted by independent lab and available online for reference.
•Made from BPA-free material. Can be cleaned with water steam, boiling water or microwave-steam bags. Retail packed, sealed by the manufacturer - Maymom, not Original Spectra parts.

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$32.99

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Maymom

Maymom 17mm Flange and Duckbill Valve Compatible with Spectra S1 Spectra S2 Spectra 9 Plus Not Original Spectra Pump Parts Replace Spectra S2 Pump Parts Spectra Flange Spectra Duckbill Valve

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•CONTENTS: 2x extra small 17mm flanges and 2x duckbill valves Compatible with Spectra S2, Spectra S1 and Spectra 9 Plus breastpump. Made by Maymom. Not Original Spectra Flanges, Spectra Duckbill Valve. Not for every mother. Talk to your lactation consultant before purchasing.
•COMPATIBLE AND INTERCHANGEABLE with Spectra pump parts. Maymom pump parts perform the same suction power as OEM parts, Spectra S2 pump parts, Spectra S1Plus accessories.
•MAYMOM DUCKBILL VALVES features "easier to plug in and remove", "durable quality" and "color options"
•MAYMOM FLANGE can work with Spectra wide-neck bottle (wide-mouth bottle), Compatible with Avent bottle, and Maymom widemouth bottle. Available Flange sizes:13mm, 15mm, 17mm, 19mm, 21mm, 24mm, 25mm, 27mm, 28mm, 29mm, 30mm, 32mm.
•BPA/DEHP FREE. FDA compliant for food contacts. Tested by independent lab. Test report online available for reference. Products in retail pack sealed by manufacturer; NO problem with dishwasher top rack, water steam cleaning, boiling water or microwave-steam bags.

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$19.99

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Maymom

Maymom 18mm Flange and Duckbill Valve Compatible with Spectra S1 Spectra S2 Spectra 9 Plus Not Original Spectra Pump Parts Replace Spectra S2 Pump Parts Spectra Flange Spectra Duckbill Valve

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•CONTENTS: 2ct 18mm flanges and 2ct duckbill valves compatible with Spectra S2, Spectra S1 and Spectra 9 Plus breastpump. Made by Maymom. Not Original Spectra Flanges, Spectra Duckbill Valve. Can use Maymom flange for Spectra pump or Maymom duckbill valve for Spectra pump parts. Made by Maymom, not by original spectra company. Maymom is not affiliated with Uzinmedicare, the trademark owner of spectra.
•COMPATIBLE AND INTERCHANGEABLE with Spectra pump parts. Maymom pump parts perform the same suction power as OEM parts, Spectra S2 pump parts, Spectra S1Plus accessories.
•MAYMOM DUCKBILL VALVES features "easier to plug in and remove", "durable quality" and "color options"
•MAYMOM FLANGE can work with Spectra wide-neck bottle (wide-mouth bottle), Compatible with Avent bottle, and Maymom widemouth bottle. Available Flange sizes:13mm, 15mm, 17mm, 19mm, 21mm, 24mm, 25mm, 27mm, 28mm, 29mm, 30mm, 32mm.
•BPA/DEHP FREE. FDA compliant for food contacts. Tested by independent labs for safety. Test report online available for reference. Products in retail pack sealed by manufacturer; NO problem with dishwasher top rack, water steam cleaning, boiling water or microwave-steam bags.

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$19.99

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