Best Selling Flange Sizing Kit on Amazon
129
Products
USMarketplace
March 2026Reporting Period
Sales Volume of Top ASINs for 'flange sizing kit' on AmazonMarch 2026

Most Selling Products

This list compiles the monthly sales and rankings of all ASINs that appeared within the first three pages of search results for the keyword “flange sizing kit” on Amazon.com in the United States, totaling 129 products. Under this keyword, the top-ranked ASIN recorded more than 20,000 orders in March.
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129
ASINs
1
Medela Harmony Manual Breast Pump, Compact Swiss Design with PersonalFit Flex Shields and Medela's 2-Phase Expression Technology
Title
Medela Harmony Manual Breast Pump, Compact Swiss Design with PersonalFit Flex Shields and Medela's 2-Phase Expression Technology
Sales Volume
20,000+
Price($)
23.49
Ratings
4.5
Reviews
22,607
2
Nuliie 10PCS Flange Sizing Kit 13/15/17/19/21mm for 24mm Flange/Shield of Most Pumps, Silicone Flange Inserts Replacement Kit, Pumping Essential Kit for Moms
Title
Nuliie 10PCS Flange Sizing Kit 13/15/17/19/21mm for 24mm Flange/Shield of Most Pumps, Silicone Flange Inserts Replacement Kit, Pumping Essential Kit for Moms
Sales Volume
10,000+
Price($)
9.99
Ratings
4.6
Reviews
3,481
3
Haakaa Silicone Breastfeeding Manual Breast Pump Milk Pump 100%!F(MISSING)ood Grade Silicone BPA PVC and Phthalate Free | 4 oz Capacity
Title
Haakaa Silicone Breastfeeding Manual Breast Pump Milk Pump 100%!F(MISSING)ood Grade Silicone BPA PVC and Phthalate Free | 4 oz Capacity
Sales Volume
5,000+
Price($)
12.94
Ratings
4.6
Reviews
16,472
4
Lansinoh Organic Pumping Spray – Lanolin-Free Flange Lubricant for Breast Pump | Hypoallergenic, Vegan, Plant-Based Breastfeeding & Pumping Essentials for Sore Nipples & Moisturized Skin, 2 Fl oz
Title
Lansinoh Organic Pumping Spray – Lanolin-Free Flange Lubricant for Breast Pump | Hypoallergenic, Vegan, Plant-Based Breastfeeding & Pumping Essentials for Sore Nipples & Moisturized Skin, 2 Fl oz
Sales Volume
3,000+
Price($)
14.88
Ratings
4.6
Reviews
133
5
Nipple Rulers, Flange Inserts Sizing Measurement Tool for Breast Pump, Soft Silicone Flange Size Measure, Nipple Measuring for New Mums/Women
Title
Nipple Rulers, Flange Inserts Sizing Measurement Tool for Breast Pump, Soft Silicone Flange Size Measure, Nipple Measuring for New Mums/Women
Sales Volume
2,000+
Price($)
3.99
Ratings
4.8
Reviews
459
6
Maymom Pump Parts Compatible with Spectra S2 S1 Replacement Kit for Spectra Pump Parts 24 mm Flange Duckbill Valve Tube Bottle Backflow Protector, Not Original S2 S1 Accessories
Title
Maymom Pump Parts Compatible with Spectra S2 S1 Replacement Kit for Spectra Pump Parts 24 mm Flange Duckbill Valve Tube Bottle Backflow Protector, Not Original S2 S1 Accessories
Sales Volume
2,000+
Price($)
32.99
Ratings
4.6
Reviews
9,013
7
Flange Insert 13/15/17/19/21mm 10PCS Compatible with Momcozy S12 Pro/S9 Pro/S12/S9/Medela/Spectra etc Wearable Breast Pump 24mm Flange/Shield, Reduce 24mm Tunnel Down to Correct Size
Title
Flange Insert 13/15/17/19/21mm 10PCS Compatible with Momcozy S12 Pro/S9 Pro/S12/S9/Medela/Spectra etc Wearable Breast Pump 24mm Flange/Shield, Reduce 24mm Tunnel Down to Correct Size
Sales Volume
1,000+
Price($)
7.49
Ratings
4.6
Reviews
446
8
Momcozy Nipple Ruler for Flange Sizing, Soft & Flexible Silicone Measurement Tool for Breast Pump Sizing, Compatible with Momcozy, Medela, Spectra, Lansinoh, Easy to Use for Comfortable Pumping
Title
Momcozy Nipple Ruler for Flange Sizing, Soft & Flexible Silicone Measurement Tool for Breast Pump Sizing, Compatible with Momcozy, Medela, Spectra, Lansinoh, Easy to Use for Comfortable Pumping
Sales Volume
1,000+
Price($)
5.99
Ratings
4.8
Reviews
795
9
Flange Sizing Kit with 10PCS Flange Inserts 13/15/17/19/21mm, Silicone Breast Pump Flange Insert Kit for 24mm Flanges/Shield Breast Pumps, Pumping Essentials Kit for Moms
Title
Flange Sizing Kit with 10PCS Flange Inserts 13/15/17/19/21mm, Silicone Breast Pump Flange Insert Kit for 24mm Flanges/Shield Breast Pumps, Pumping Essentials Kit for Moms
Sales Volume
600+
Price($)
9.99
Ratings
4.6
Reviews
319
10
Flange Insert 13/15/17/18/19/20/21mm 14PCS,Compatible with Momcozy S12 pro/S9 pro/S12/S9/Medela/Spectra/Bellaaby/TSRETE etc 24mm Shields/Flanges,Reduce 24mm Tunnel Down to Other Size
Title
Flange Insert 13/15/17/18/19/20/21mm 14PCS,Compatible with Momcozy S12 pro/S9 pro/S12/S9/Medela/Spectra/Bellaaby/TSRETE etc 24mm Shields/Flanges,Reduce 24mm Tunnel Down to Other Size
Sales Volume
500+
Price($)
9.99
Ratings
4.4
Reviews
1,069
Keyword Flange Sizing Kit Weekly Search Volume Trend
527
13,525
Search Frequency Rank
During Mar 1–7, this keyword ranked 13,525 in Amazon's Brand Analytics(ABA) report, up 527 from the previous week. The most recent Weekly search volume was 11,697 (+2.85% WoW). These insights help Amazon Sellers track long-term demand trends, identify market opportunities, and spot seasonal peaks.
Flange Sizing Kit Market Overview
This dataset shows the distribution of all ASINs on the first three pages under the keyword "flange sizing kit". In the price range of $10–$20, there are 383 ASINs, the highest proportion, accounting for 40.19%. Nearly 64.96% of ASINs have a rating of 4.3-4.7. For this keyword, the top three ranked ASINs have a combined click-through rate of 75.57% and a combined conversion rate of 59.68%.
Price Range Distribution($)
Price distribution of all ASINs on the first three pages of search results for this keyword.
Price($)Ratio
0-10
34.84%
10-20
40.19%
20-50
18.47%
50-100
3.78%
100-200
1.57%
200-500
0.31%
500-1,000
0.31%
1,000-0
0.52%
Rating Distribution
Rating distribution of all ASINs on the first three pages of search results for this keyword.
RatingRatio
4.8-5.0
8.52%
4.3-4.7
64.96%
3.8-4.2
20.32%
3.3-3.7
5.47%
2.8-3.2
0.49%
0.0-2.7
0.24%
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Review Count Distribution
Review Count of all ASINs on the first three pages of search results for this keyword.
Review CountRatio
0-100
44.53%
100-500
36.37%
500-1,000
5.23%
1,000-2,000
6.45%
2,000-5,000
4.26%
5,000-10,000
2.43%
10,000-0
0.73%
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Top3 Click Share
75.57%
Trend changes in the combined click share of the Top 3 ASINs for the keyword flange sizing kit.
Top3 Conversion Share
59.68%
Trend changes in the combined conversion share of the Top 3 ASINs for the keyword flange sizing kit.
Top3 ASINs
Top 3 ASINs by click share and conversion share for this keyword.
AsinClick(%)Conversion(%)
B0CMPBBHMZB0CMPBBHMZ
40.05%
27.55%
B0CY81WHD5B0CY81WHD5
28.82%
26.17%
B0CKZH37FXB0CKZH37FX
6.70%
5.96%
Most Selling Products
Search Volume & Trends
Market Overview
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