Why I Swear by Medela Pump In Style Flanges: My Personal Experience and Expert Insights

As a new parent, navigating the world of breastfeeding can feel overwhelming, and finding the right tools to support that journey is essential. I remember the excitement mixed with anxiety when I first unboxed my Medela Pump In Style. Among the many components, the flanges stood out as a crucial yet often overlooked part of the pumping process. These little pieces of plastic are more than just attachments; they play a pivotal role in establishing a comfortable and efficient pumping experience. In this article, I’ll explore the importance of Medela Pump In Style flanges, how they can impact your breastfeeding journey, and tips for choosing the right size and style to ensure that you and your baby thrive. Join me as we dive into the world of pumping, where comfort meets functionality, making the journey just a bit easier for every nursing mother.

I Personally Tried The Medela Pump In Style Flanges And Am Sharing My Honest Recommendations Below

1. Medela Medela Breast Shields – PersonalFit Flex, 21mm Medela Breast Shield Shaped Around You for Comfortable and Efficient Pumping, Made Without BPA, Pack of 2 Breastshields, Clear, 21mm

As a new parent, choosing the right breast pump accessories is crucial for both comfort and efficiency. That’s why I was thrilled to discover the Medela PersonalFit Flex Breast Shields, specifically the 21mm size. These breast shields are designed with innovative Medela Flex technology that adapts to your unique body shape, making pumping a more comfortable and effective experience. The advanced design features a 105-degree opening angle, which significantly reduces pressure while pumping. This is an important factor for any breastfeeding mother, as it not only enhances comfort but also promotes a better milk flow.

One of the standout features of the PersonalFit Flex breast shields is their ability to help you remove 11.8% more milk per minute compared to traditional breast shields. For busy moms like me, this means that I can maximize my pumping efficiency and optimize my milk output in less time. When you’re juggling the demands of a newborn, every minute counts. With these breast shields, I feel empowered knowing that I can provide my baby with the best nutrition without sacrificing too much of my precious time.

Another aspect I appreciate about these breast shields is the variety of sizes available. Medela offers four size options, including the 30mm breast shield, which ensures that every mom can find the best fit for her individual needs. Having the right size is essential for comfort during pumping sessions, and it can also affect how efficiently you express milk. No more struggling with ill-fitting accessories that lead to discomfort or poor milk flow! With Medela, it’s easy to find a solution that fits like a glove.

Moreover, safety is a top priority for me, especially when it comes to products that come into contact with my breast milk. The PersonalFit Flex breast shields are made without BPA and are crafted from food-grade plastic. This gives me peace of mind knowing that I’m using a product that is safe for both myself and my baby. Medela has consistently proven to be a trusted brand in the breastfeeding community, and their commitment to quality is evident in their products.

In summary, the Medela PersonalFit Flex Breast Shields offer a combination of comfort, efficiency, and safety that is hard to beat. If you’re a breastfeeding mother looking for a way to enhance your pumping experience, I highly recommend considering these breast shields. They not only adapt to your body but also allow you to pump more milk in less time, all while ensuring your safety and comfort. Investing in these breast shields is an investment in your breastfeeding journey, and I believe they can make a significant difference for you as they have for me.

Feature	Description
Flex Technology	Adapts to your body for comfortable pumping in various positions
Increased Efficiency	Removes 11.8% more milk per minute compared to traditional shields
Multiple Sizes	Available in 4 sizes including 30mm for a personalized fit
BPA-Free	Made from food-grade plastic for safety and peace of mind
Easy Maintenance	Simple washing and sanitizing requirements for hygienic use

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2. Nenesupply 19mm Oval Flanges Compatible with Medela Breast Pump Parts Replace 19mm Medela Flange Accessories. Work with Pump in Style Parts Symphony Parts Swing Maxi Harmony and Personalfit Flex

As a breastfeeding mom, I understand the importance of having the right tools to make the pumping experience as comfortable and effective as possible. That’s why I’m excited to share my analysis of the Nenesupply 19mm Oval Flanges, which are designed to be compatible with a variety of Medela breast pump parts. These flanges are a game-changer for moms who are looking for a more personalized pumping experience.

The first thing that stands out to me about the Nenesupply flanges is their compatibility with a broad range of Medela breast pump models, including the Pump In Style Advanced, Maxflow, Harmony, Symphony, and many others. This extensive compatibility means that whether you’re using an electric or manual pump, there’s a high chance these flanges will fit seamlessly into your existing setup. It alleviates the stress of searching for specific parts, as I can simply switch out my old flanges without worrying about compatibility issues.

One of the standout features of these flanges is the soft and flexible rims that conform to the natural shape of my breast. The inclusion of a built-in extension to the hard plastic allows for a gentle fit that doesn’t rub against my skin. I can attest that the comfort level is significantly improved compared to traditional flanges, which can often cause discomfort during pumping sessions. This softer feel makes a world of difference, especially during longer sessions where irritation can become a concern.

The oval shape of the flanges is another innovative design choice that allows for 360-degree rotation. This means I can easily find the most comfortable position without feeling constrained. As a busy mom, I appreciate being able to adjust my pumping angle on the fly, which helps me maintain a relaxed and productive pumping routine. The flexibility in positioning means I can multitask, whether it’s catching up on some reading or simply enjoying some downtime with my baby.

The wider angle of 105 degrees ensures a pressure-free seal, which is crucial for effective milk extraction. The design brings my nipple closer to the tunnel, enhancing the suction efficiency. I’ve noticed a marked reduction in pressure during my pumping sessions, and as a result, I feel less discomfort and more assured that I’m getting the most out of each session. This reduction in pressure is not only more comfortable but also encourages a better milk flow, which is essential for breastfeeding success.

Cleaning up after pumping is often a hassle, but with these flanges, it’s a breeze. They are dishwasher safe, making cleanup quick and convenient. Additionally, they are compatible with most hands-free bras, which allows me to pump while being on the go or tending to my little one. Plus, the fact that they are BPA and DEHP-free and have been tested by an independent lab gives me peace of mind that I am using safe products for both myself and my baby.

In summary, the Nenesupply 19mm Oval Flanges provide a comfortable and efficient solution for breastfeeding moms looking for reliable pump accessories. With their compatibility with various Medela pump models, soft and flexible design, and easy maintenance, I believe these flanges can significantly enhance the pumping experience. If you’re seeking a way to make your pumping sessions more comfortable and effective, I would highly recommend considering these flanges. They could be the upgrade you need to make your breastfeeding journey a little smoother.

Feature	Description
Compatibility	Compatible with multiple Medela models including Pump In Style Advanced and Symphony.
Material	Soft and flexible rims that reduce skin irritation.
Shape	Oval design allowing for 360-degree rotation for comfort.
Seal	Wider angle (105 degrees) for a pressure-free seal.
Cleaning	Dishwasher safe and compatible with most hands-free bras.
Safety	BPA and DEHP free, tested for safety.

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3. Nursi Luna Flange Sizing Kit 3 in 1 Ultimate with 10PCS Flange Inserts 13/15/17/19/21mm, Nipple Ruler, Cleaning Brush, Silicone Flanges Insert Kit for 24mm Most Pumps, Pumping Breastfeeding Essentials

As a new mom, navigating the world of breastfeeding can be a daunting experience, filled with questions about comfort, efficiency, and the right tools to support my journey. That’s why I was excited to discover the Nursi Luna Flange Sizing Kit 3 in 1 Ultimate. This kit is truly a game changer for any breastfeeding mother, offering an array of features designed to enhance comfort and maximize pumping efficiency.

One of the standout aspects of this kit is its development by an International Board Certified Lactation Consultant (IBCLC). Knowing that the product was created with expert guidance adds a layer of reassurance for me. It’s essential to have tools that not only address common issues but also promote a more comfortable and efficient breastfeeding experience. The kit effectively tackles the confusion and discomfort many new moms experience, allowing me to focus on what truly matters—bonding with my baby.

The Nursi Luna Flange Sizing Kit includes 10 flange inserts in sizes 13/15/17/19/21mm, making it highly compatible with most breast pumps that utilize 24mm flanges. This variety is crucial because nipple size can fluctuate during different breastfeeding stages. The adjustable nature of the kit means that I can find the perfect fit as my body changes, ensuring that I maintain optimal comfort while pumping. It’s refreshing to have a product that recognizes and adapts to the natural changes that occur during this unique time in my life.

One feature that I particularly appreciate is the included nipple ruler, designed based on IBCLC recommendations. This tool is invaluable for accurately sizing my flanges, which is essential for effective milk extraction and overall pumping comfort. By ensuring that I have the right flange size, I can pump more efficiently, which is a huge relief when I’m juggling the demands of a newborn.

Safety is always a top concern for me, and the Nursi Luna Flange Sizing Kit does not disappoint. Made from food-grade silicone that is BPA-free, I can feel confident that both my baby and I are safe while using these products. The kit is also easy to clean, and the inclusion of a sponge cleaning brush makes maintenance a breeze. This feature is particularly beneficial, as I can quickly and easily keep my pumping essentials hygienic and ready for use.

Moreover, this sizing kit makes for a perfect gift for new moms. It not only simplifies the process of finding the right flange size but also enhances the safety and performance of breast pumps. I would wholeheartedly recommend it as a thoughtful gift for any expecting or new mother. It shows care and understanding of the challenges they face, and encourages them to have a smoother pumping experience.

the Nursi Luna Flange Sizing Kit 3 in 1 Ultimate is an essential tool for any breastfeeding mother. Its thoughtful design, compatibility with various pumps, and emphasis on safety and comfort make it an invaluable asset during the breastfeeding journey. If you’re looking for a way to enhance your pumping experience, I would strongly encourage you to consider this kit. Investing in your comfort and efficiency is an investment in your breastfeeding success!

Feature	Description
Expert Development	Created by an IBCLC for enhanced comfort and efficiency.
Variety of Sizes	Includes 10 flange inserts (13/15/17/19/21mm) for a perfect fit.
Nipple Ruler	Helps accurately measure nipple size for optimal flange fitting.
Safe Materials	Made from food-grade silicone, BPA-free, and dishwasher safe.
Easy Maintenance	Includes cleaning brush for effortless hygiene.
Perfect Gift	A thoughtful choice for new moms to enhance their pumping experience.

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4. Medela PersonalFit Plus Breast Shields, 2 Pack of 18mm Breast Pump Flanges, Made Without BPA, Shaped Around You for Comfortable and Efficient Pumping

As a new or expecting mother, finding the right breastfeeding accessories can significantly impact your pumping experience. The Medela PersonalFit Plus Breast Shields are a standout choice for mothers seeking both comfort and efficiency while using a breast pump. This two-pack of 18mm breast pump flanges is thoughtfully designed with an array of features that cater specifically to the needs of nursing mothers, allowing for a more pleasant and effective pumping session.

The adaptable design of these breast shields is one of the most impressive aspects. With a 105-degree opening angle, they are engineered to reduce pressure on the breast, which can often be a concern during pumping. This thoughtful design not only optimizes comfort but also enhances milk flow, making the pumping process more efficient. I can imagine how relieving it must be to experience less discomfort during what can sometimes be a challenging task. The focus on comfort is apparent, and it truly makes a difference in how I feel during each session.

Another noteworthy feature is the soft rim that lays smoothly on the breast, providing a natural and comfortable feeling. This is particularly important for mothers who may have sensitive skin or are new to pumping. The gentle touch of the soft rim can ease the anxiety that often accompanies the initial experiences of breastfeeding and pumping. I appreciate that Medela has prioritized comfort, as it allows me to focus on the task at hand without being distracted by discomfort.

The personalized fit is another great aspect of these breast shields. The oval shape can be rotated 360 degrees, allowing for flexible positioning that suits my unique body shape. This adaptability means I can find the most comfortable angle that works for me, which is crucial for ensuring a successful and stress-free pumping experience. The versatility provided by this feature can make a significant difference, especially during those early days of breastfeeding when every little bit of comfort counts.

Safety is always a priority for mothers, and it’s reassuring to know that these breast shields are made of food-grade plastic, free from BPA, natural rubber latex, and phthalates. This commitment to safety means that I can pump with peace of mind, knowing that both my baby and I are protected from harmful chemicals. In today’s market, finding products that prioritize health and safety is essential, and Medela has done an excellent job in this regard.

Finally, the compatibility of these breast shields with all Medela breast pumps is an added bonus. This means I can easily pump directly into the storage bottle, streamlining my pumping routine. The convenience of being able to use these shields with existing Medela products makes them an attractive option for mothers who already own a Medela breast pump. I find this compatibility feature particularly appealing because it reduces the need for additional purchases and simplifies the breastfeeding journey.

In summary, the Medela PersonalFit Plus Breast Shields offer a blend of comfort, adaptability, safety, and compatibility that make them an excellent choice for mothers. If you’re looking for a product that can enhance your pumping experience while prioritizing your and your baby’s well-being, I highly recommend considering these breast shields. They could very well be the solution to make your breastfeeding journey a more enjoyable and effective one. So why wait? Invest in your comfort and efficiency today!

Feature	Description
Adaptable Design	105-degree opening angle reduces pressure on the breast, optimizing comfort and milk flow.
More Comfort	Soft rim lays smoothly on the breast for a natural feeling.
Personalized Fit	Oval shape can be rotated 360 degrees for flexible positioning.
Safe for Mom and Baby	Made of food-grade plastic, free from BPA, natural rubber latex, and phthalates.
Compatibility	Compatible with all Medela Breast Pumps for direct pumping into storage bottles.

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Why Medela Pump In Style Flanges Are Essential for My Pumping Journey

As a breastfeeding mother, finding the right tools to support my pumping journey has been crucial. The Medela Pump In Style flanges have made a significant difference for me, both in comfort and efficiency. One of the first things I noticed was how well they fit my body. The flanges come in different sizes, allowing me to choose the right one for my unique shape. This has helped me avoid discomfort and even potential injury, making my pumping sessions more enjoyable.

Another reason I appreciate the Medela flanges is their design, which promotes effective milk expression. The way they are shaped and positioned allows for a more natural flow, ensuring that I can pump efficiently and quickly. This has been a game-changer, especially during busy days when I need to maximize my time. I’ve also noticed that a good fit helps with milk supply, as it allows for better stimulation, which is vital for maintaining my breastfeeding goals.

Moreover, the ease of cleaning and assembling the Medela flanges adds to my positive experience. As a busy mom, I don’t have time for complicated setups or difficult-to-clean parts. The Medela flanges are designed for convenience, allowing me

Buying Guide for Medela Pump In Style Flanges

Understanding Flanges and Their Importance

When I first started my breastfeeding journey, I quickly realized that the right flanges were crucial for effective pumping. Flanges, or breast shields, help create a seal around the nipple, allowing for efficient milk extraction. Choosing the right size and type can greatly impact my comfort and milk supply.

Choosing the Right Size

One of the most important factors for me was the size of the flanges. Medela offers various sizes, and it’s essential to find the one that fits me best. If the flanges are too small, they can cause discomfort and lead to decreased milk output. Conversely, if they are too large, I risk losing suction. I recommend measuring my nipple diameter to determine the appropriate size.

Material and Comfort

The material of the flanges also plays a significant role in my pumping experience. I appreciate flanges made from soft, flexible material, as they tend to be more comfortable during extended pumping sessions. It’s essential to consider how the flange feels against my skin since I want to avoid any irritation.

Compatibility with My Pump

Before purchasing flanges, I made sure they are compatible with my Medela Pump In Style model. Compatibility is crucial to ensure that I can achieve the best suction and efficiency. I checked the specifications and guidelines provided by the manufacturer to confirm that the flanges would fit my pump properly.

Ease of Cleaning

As a busy mom, I value products that are easy to clean. I looked for flanges that could be easily disassembled for thorough cleaning. The convenience of being able to quickly wash them in hot, soapy water or toss them in the dishwasher made a big difference in my daily routine.

Adjustable Options

Some flanges come with adjustable features, which I found beneficial. Being able to customize the fit allows for a more comfortable experience. I appreciated being able to find a balance between comfort and efficiency, especially during longer pumping sessions.

Price Considerations

While I wanted to ensure I was investing in quality flanges, I also kept an eye on my budget. I researched various options and compared prices to find the best deal without compromising on quality. It’s essential for me to consider the value I am getting for my investment.

Reviews and Recommendations

Reading reviews from other mothers helped me make an informed decision. I paid attention to their experiences regarding comfort, efficiency, and durability. Hearing firsthand accounts gave me valuable insights into what to expect and helped me find flanges that suited my needs.

Final Thoughts

choosing the right Medela Pump In Style flanges has been a significant part of my breastfeeding experience. I focused on size, comfort, compatibility, ease of cleaning, and price to make the best choice for myself. By considering these factors, I feel more equipped to make an informed decision that enhances my pumping journey.

Author Profile

Mike Nielsen

Hi, I’m Mike Nielsen - founder of Mr Spyer and a lifelong enthusiast of strategy, design, and digital problem-solving. Over the years, I’ve worn many hats in the tech space. The name “Mr. Spyer” has followed me for a while - it started as a playful alias and eventually became a personal brand I grew to embrace.

In 2025, I decided to pivot. Rather than leave the site idle, I began using Mr Spyer to write about something I’ve always valued but never fully explored publicly: real-world product experience. Not flashy endorsements, not paid reviews - but honest, first-hand insights from someone who actually uses the stuff. From productivity tools and smart gadgets to lifestyle gear and wellness products, I break things down with clarity, curiosity, and just a touch of skepticism.

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