Medela PersonalFit Flex Double Pumping Kit for Pump in Style MaxFlow

MaxFlow: The Medela PersonalFit Flex Double Pumping Kit is a replacement or spare bottle-pumping set for compatible Medela Pump in Style pumps. Its adjustable shields and included two sizes suit buyers who want to fine-tune fit, while the pump itself is not included.

At a glance

Supports direct pumping into bottles and allows adjustment of shield position and latch.
Includes two shield sizes, 21 mm and 24 mm, for fitting options.
Bottle stands and lids support upright handling and refrigerator storage, according to the listing.
Manufacturer states the set is designed for easy assembly, disassembly and cleaning.

Price

$55.47Save 20%

Reference price: ~~$69.00~~

Price checked: Nov 12, 2026

View offer

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Pros and cons

Pros

Two shield sizes are included, so buyers can try the size that better suits their fit.
Pumping directly into bottles can reduce milk transfer steps.
Listing specifies compatibility with Pump in Style with MaxFlow and Pump In Style Hands-free pumps.

Cons

This is a pumping accessory kit, not a breast pump, so a compatible pump is required.

Technical specifications

6 specifications

Compatibility and design
Compatible pumps	The Pumping Kit is designed to work with your Medela Pump in Style with MaxFlow and Pump In Style Hands-free breast pumps.
Shield design	Patented 105-degree PersonalFit Flex shields improve milk flow (vs. 90-degree shields).
Shield adjustment	easily adjust the breast shield position, latch, and fit to maximize comfort and milk flow.
Connector system	The PersonalFit Flex connector features a closed system that prevents milk from entering the tubing and ensures hygiene.

Manufacturer-stated performance
Claimed milk expression comparison	Express 11.8% more milk with Medela's Flex Techology.
Research description	PersonalFit Flex technology was tested in 4 clinical studies, across 1000 pumping sessions, and proven to deliver more comfort and efficiency than traditional 90-degree shields.

What to know before buying

Manufacturer claims of increased milk expression and improved flow are not independent performance guarantees. Confirm the specific pump model and shield fit before purchase. Hands-free collection cups are sold separately and are not part of this classic bottle-pumping kit.

Who is it for?

A good fit for

Pump in Style with MaxFlow owners seeking replacement or spare pumping parts.
Buyers who prefer pumping directly into bottles and want two shield sizes to choose from.
Users who prefer to adjust shield position and latch during hands-on pumping.

Less suited to

Anyone who needs a breast pump rather than an accessory kit.
Buyers seeking a hands-free collection-cup kit in this package.

Medela PersonalFit Flex Double Pumping Kit for Pump in Style MaxFlow · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.5 / 5 · 228 ratings

5 stars77%77%
4 stars11%11%
3 stars4%4%
2 stars5%5%
1 star3%3%

Customer feedback reports favorable impressions of quality and functionality, with some also describing the kit as good value. Those views may matter to buyers replacing or keeping a compatible bottle-pumping set ready, but they do not establish fit for an individual or verify the manufacturer's milk-expression claims.