Nursi Luna
Nursi Luna Flange Sizing Kit With 13 15 17 19 21 Millimeter Silicone Inserts For 24 Millimeter Electric Breast Pump Flanges 10 Pieces
Nursi Luna Flange Sizing Kit With 13 15 17 19 21 Millimeter Silicone Inserts For 24 Millimeter Electric Breast Pump Flanges 10 Pieces
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Product features
Product features
Materials and care
Materials and care
[Generic] Food-grade, BPA-free silicone
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- Directly Sourced From USA
- Premium Quality & Authenticity
- 7 Day Easy Return

Product Description
The Nursi Luna Flange Sizing Kit is an essential tool designed to help nursing mothers achieve a perfect, comfortable fit for their electric breast pump. When a breast shield is too large, it pulls too much areola into the tunnel, which often leads to nipple friction, discomfort, and reduced milk expression. This comprehensive kit includes 10 soft silicone inserts in five versatile sizes—13, 15, 17, 19, and 21 millimeters—allowing you to accurately find the size that works best for your anatomy. These inserts are engineered to fit seamlessly into standard 24-millimeter breast pump flanges, providing a secure and gentle seal. Crafted from food-grade, BPA-free silicone, the inserts are soft against sensitive skin and built for durability. Maintaining hygiene is simple, as the material is heat-resistant and can be easily sanitized using steam, boiling water, or a microwave. By ensuring your pump matches your needs, this kit helps optimize milk output and makes every pumping session more manageable and effective for busy mothers.
FAQ
Q1. What is a flange sizing kit used for?
Ans: A flange sizing kit helps you find the correct breast shield size for your pump. Using the right size is essential to prevent pain, avoid nipple trauma, and maximize your milk output.
Q2. How do I know what flange size to buy?
Ans: You should measure the diameter of your nipple at the base before or after a pumping session. Use a sizing tool to find the corresponding insert size that fits comfortably without rubbing or causing suction on the areola.
Q3. How should my nipples look after pumping?
Ans: After pumping, your nipples should look comfortable and not be overly swollen, red, or bruised. If you notice signs of pain or excessive pulling into the flange tunnel, you may need to adjust your insert size.
Q4. Are these breast pump accessories authentic USA imports?
Ans: Yes, this product is an authentic import sourced directly from the USA. Rudra Retails ensures all our imported items are genuine and handled with care to maintain high quality standards for our customers.
Q5. Are these inserts compatible with all breast pumps?
Ans: These inserts are designed to fit most standard 24-millimeter flanges and shields. They are compatible with many major wearable and electric breast pump brands commonly used by nursing mothers.