Is medela breast pump bag profitable to sell on Amazon United States?

The niche generates $339K/yr across 7 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -11.9%. Flapen's verdict: Skip it (38/100).

How competitive is the medela breast pump bag niche?

3 brands and 7 sellers compete. The top 5 products take 92% of clicks and top 5 brands hold 100% of demand.

What do buyers complain about in medela breast pump bag?

Top complaints mined from reviews: Leak-Proof, Size-Overall, Thickness. The return rate is 2.4%.

When does demand for medela breast pump bag peak?

Demand is steady year-round — the busiest month runs 1.5× the quietest.

What does it cost to enter the medela breast pump bag niche?

Listings span $11.52–$33.05; the average listing price is $22.40 (sweet spot $15–$100). The average incumbent carries 13,534 reviews — the moat a new listing must climb.

medela breast pump bag

Skip it

Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.

Avg price

Great$22.40

avg listing price — sweet spot $15–$100

Price range

Great$11.52–$33.05

cheapest to priciest tracked listing — scored on the share inside $15–$100

Conversion

Great8.4%

search→purchase rate — share of searches ending in a sale

Returns

Good2.4%

return rate — above 5% kills the launch gate

Market size

Good$339K

$339K/yr · 181K searches

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

Review moat

Bad13,533.57

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-11.9%

90-day search growth — must beat 0% to launch

Competition

Bad92%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, medela breast pump bag is a $339K/yr Amazon United States market (181K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 38/100.

Data updated Jul 12, 2026 · scored weekly · How we score niches

medela breast pump bag market data

Units sold / yr: 15K–20K; avg 1,500–2,000/product
Revenue / yr: $336K–$448K; units × avg price
Conversion rate: 8.4%
Avg BSR: #33
Page quality: 0%
Prime: 100%
Sponsored: 71%
Out of stock: 0.0%
Avg brand age: 41 months
Avg seller age: 128 days

Competition & brand share

The top 5 products capture 92% of clicks — a locked-up shelf that new listings rarely crack.

Brands

3 falling

Sellers

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

92%

Top 20: 100%

Open market

Medela91%
BAFASO6%
Damero3%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -11.9% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.5×

Open Trend

Top medela breast pump bag search terms

medela milk storage bags60K/yr -30.3%13.2% conv.
medela storage bags17K/yr +6.8%4.6% conv.
medela breast milk storage bags18K/yr +10.3%12.0% conv.
medela bags breastmilk storage15K/yr +21.7%6.6% conv.
medela breastmilk storage bags10K/yr +7.4%1.3% conv.
medela pump and save bags9K/yr +16.2%0.1% conv.
medela bags9K/yr +0.9%11.4% conv.
medela breast pump bag10K/yr -18.7%1.5% conv.
medela pump bag9K/yr -11.1%1.3% conv.
breast pump bag medela4K/yr -27.1%1.6% conv.

All search terms

Top medela breast pump bag products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 7 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Medela Easy Pour Breastmilk Storage Bags 100 Count 7oz/210ml Disposable Leakproof Fast Freeze Breast Milk Protection Recyclable & BPA Free

Medela$11.524.8★2,651 rev

Medela Easy Pour Breastmilk Storage Bags 200 Count 7oz/210ml Disposable Leakproof Fast Freeze Breast Milk Protection Recyclable & BPA Free

Medela$21.774.8★2,651 rev

Medela Breast Milk Storage Bags 100 Count Ready to Use Breastmilk Bags for Breastfeeding Self Standing Bag Space Saving Flat Profile Hygienically Pre-Sealed White 6 Ounce

Medela$11.904.8★44,471 rev

Medela Breastmilk Storage Bags 200 Count Ready to Use Breast Milk Storing Bags for Breastfeeding Self Standing Bag Space Saving Flat Profile Hygienically Pre-Sealed 6 Ounce

Medela$23.834.8★44,471 rev

BAFASO Breast Pump Bag (Compatible with Medela Pump in Style) with a Waterproof Pump Parts Pad Carrying Case for Medela Pump in Style and Extra Parts (Patent Pending) Black

BAFASO$26.024.4★354 rev

Newest

by launch date

Medela Breast Milk Storage & Cooler Gift Set Made Without BPA with Bottles Storage Bags Microwave Sterilizer Bags and Cooler Bag with Ice Pack

Medela$33.0525 rev

7mo ago

Medela Easy Pour Breastmilk Storage Bags 100 Count 7oz/210ml Disposable Leakproof Fast Freeze Breast Milk Protection Recyclable & BPA Free

Medela$11.522,651 rev

2y ago

Medela Easy Pour Breastmilk Storage Bags 200 Count 7oz/210ml Disposable Leakproof Fast Freeze Breast Milk Protection Recyclable & BPA Free

Medela$21.772,651 rev

2y ago

Medela Breastmilk Storage Bags 200 Count Ready to Use Breast Milk Storing Bags for Breastfeeding Self Standing Bag Space Saving Flat Profile Hygienically Pre-Sealed 6 Ounce

Medela$23.8344,471 rev

3y ago

Damero Breast Pump Bag Compatible with Medela Electric Breast Pump Carrying Bag for Pump in Style Max Flow Freestyle Flex Swing Maxi Pump and Parts Light-Gray Pink (Bag Only)

Damero$28.73112 rev

3y ago

What buyers say about medela breast pump bag

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall17%

“Good Quality”

Storage Capacity14%

“easy to store”

Ease Of Use13%

“This bag makes it easy”

Strength10%

“They are strong”

Leak-Proof10%

“they didnt leak”

Durability10%

“Durable and reliable”

Value For Money6%

“Worth it”

Thickness3%

“Thick bags and easy seal”

Size-Overall3%

“the size is perfect”

Breastfeeding Friendly2%

“Good breast milk bags”

What buyers complain about

Leak-Proof25%

“Bags leaked”

Size-Overall10%

“These bags are large”

Thickness7%

“But they are really thick”

Measurement/Reading Accuracy6%

“measurements incorrect”

Smell6%

“Chemical smell”

Advertised Vs Actual Product5%

“measurements very wrong”

Design-Overall4%

“The old version of these was great, the they changed the design and these suck”

Ease Of Use4%

“Much harder to close”

Fabric Quality4%

“Fabric wears easily”

Locking Mechanism2%

“They are a little hard to seal”

Top return reasons

Size-Overall22%

Value For Money15%

Breastfeeding Friendly12%

Leak-Proof9%

Storage Capacity7%

Advertised Vs Actual Product6%

Product Condition5%

Quality-Overall3%

Defective Material/Parts2%

Functionality-Overall2%

Common questions

Is medela breast pump bag profitable to sell on Amazon United States?: The niche generates $339K/yr across 7 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -11.9%. Flapen's verdict: Skip it (38/100).
How competitive is the medela breast pump bag niche?: 3 brands and 7 sellers compete. The top 5 products take 92% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in medela breast pump bag?: Top complaints mined from reviews: Leak-Proof, Size-Overall, Thickness. The return rate is 2.4%.
When does demand for medela breast pump bag peak?: Demand is steady year-round — the busiest month runs 1.5× the quietest.
What does it cost to enter the medela breast pump bag niche?: Listings span $11.52–$33.05; the average listing price is $22.40 (sweet spot $15–$100). The average incumbent carries 13,534 reviews — the moat a new listing must climb.