Is maternity sets profitable to sell on Amazon United States?

The niche generates $173K/yr across 94 tracked products. 17 of 50 products launched in the last 360 days are still selling. 90-day search growth is +48.9%. Flapen's verdict: Worth a look (60/100).

How competitive is the maternity sets niche?

41 brands and 50 sellers compete. The top 5 products take 21% of clicks and top 5 brands hold 50% of demand.

What do buyers complain about in maternity sets?

Top complaints mined from reviews: Size-Overall, Smell, Quality-Overall. The return rate is 5.0% — above our launch gate.

When does demand for maternity sets peak?

Demand peaks in Mar–May–Jun; the busiest month runs 2.8× the quietest.

What does it cost to enter the maternity sets niche?

Listings span $7.99–$53.61; the average listing price is $28.85 (sweet spot $15–$100). The average incumbent carries 715 reviews — the moat a new listing must climb.

Maternity Sets

Worth a look

Shows a sweet-spot price point ($28.85 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Avg price

Incredible$28.85

avg listing price — sweet spot $15–$100

Competition

Great21%

top-5 click share — an open shelf

Brand share

Great50%

top-5 brand share — no brand owns this niche

Price range

Great$7.99–$53.61

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

Review moat

Good714.96

avg incumbent reviews — the moat a new listing must climb

Growth

Good+48.9%

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

Quality gap

Good4.3★

avg incumbent rating — lower means beatable quality

Market size

Okay$173K

$173K/yr · 2.4M searches

Returns

Bad5.0%

return rate — above 5% kills the launch gate

Conversion

Bad0.3%

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

Signals High Returns

Is maternity sets profitable on Amazon?

According to Flapen's Amazon United States niche tracking, maternity sets is a $173K/yr Amazon United States market (2.4M searches/yr). The top 5 brands hold 50% of demand. Demand peaks in Mar–May–Jun. Verdict: Worth a look — 60/100.

Data updated Jul 13, 2026 · scored weekly · How we score niches

maternity sets market size & sales

Units sold, revenue, conversion and listing quality across the tracked shelf.

Units sold / yr: 6K–8K; avg 0–100/product
Revenue / yr: $173K–$231K; units × avg price
Conversion rate: 0.3%
Avg BSR: #4,362
Page quality: 0%
Prime: 98%
Sponsored: 94%
Out of stock: 2.4%
Avg brand age: 35 months
Avg seller age: 139 days

Competition: brands, sellers & click share

Clicks spread well past the top 5 (21% combined) — an open shelf where new products get seen.

Brands

41 rising

Sellers

Top-5 brand share

50%

Top 20: 88%

Top-5 click share

21%

Top 20: 60%

Open market

46%

Ekouaer24%
BLENCOT13%
MARZXIN5%
ZOOSIXX4%
Trendy Queen4%
Charmo4%

maternity sets demand & seasonality

Weekly Amazon search volume, last 67 weeks — +48.9% search growth over the last 90 days.

Peak months: Mar, May, Jun · busiest ÷ quietest = 2.8×

Open Trend

Top maternity sets search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

maternity sets1.6M/yr +64.6%0.2% conv.
maternity set286K/yr +23.7%0.2% conv.
postpartum clothes for women65K/yr +4.1%0.0% conv.
postpartum sets37K/yr +59.0%0.1% conv.
postpartum set37K/yr +37.8%0.1% conv.
hospital outfit for mom after birth53K/yr -14.1%0.1% conv.
going home outfit for mom46K/yr +2.4%0.0% conv.
postpartum hospital outfit34K/yr +2.0%0.1% conv.
maternity loungewear53K/yr -16.6%0.1% conv.
post partum clothes27K/yr +13.6%0.0% conv.

All search terms

Top maternity sets products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

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

Top sellers

by 90-day click share

BLENCOT Maternity Clothes Lounge Sets 2 Piece Outfits Matching Short Sleeve Top Adjustable Long Pants Pregnancy Summer Loungewear Pajamas Sets Brown S

BLENCOT$25.824.4★163 rev

Trendy Queen 2 Two Piece Matching Shorts Set Pockets 2026 Summer Vacation Cruise Spring Outfit Beach Clothes Fashion Resort Wear Athleisure Travel Airport Clothing Oversized Loose Fit Airy Lounge Wear

Trendy Queen$28.044.5★514 rev

Ekouaer Womens Maternity Lounge Set 2 Piece Outfits Short Sleeve Shirts and Biker Shorts Pregnancy Pajamas Mama Clothes

Ekouaer$19.074.2★88 rev

ZOOSIXX 2 Piece Sets for Women Summer - Oversized T Shirt and Biker Shorts Lounge Sets Matching Outfit for Travel Vacation Casual Fashion Clothing Beach Gym Loungewear 2026 Maternity Clothes

ZOOSIXX$14.954.3★856 rev

BDITANLE Maternity Workout Romper Pregnancy Yoga Ribbed One Piece Seamless Tank Top Jumpsuit

BDITANLE$18.254.5★1,665 rev

Newest

by launch date

ZOOSIXX 2 Piece Sets for Women Summer - Oversized T Shirt and Biker Shorts Lounge Sets Matching Outfit for Travel Vacation Casual Fashion Clothing Beach Gym Loungewear 2026 Maternity Clothes

ZOOSIXX$14.95856 rev

4mo ago

Charmo Womens 2 Piece Outfits Summer Short Sets Crew Neck Beach Matching Maternity Lounge Set 2026 Blue L

Charmo$37.5434 rev

6mo ago

Ekouaer Maternity Pajamas 2 Piece Outfits Waffle Knit Short Sleeve Tops and Shorts Loungewear Set Pregnancy Clothes Stripes Beige XXL

Ekouaer$28.41191 rev

6mo ago

BLENCOT Womens Maternity Jumpsuit Casual Loose Ribbed Adjustable Strap Sleeveless Wide Leg Long Pants Romper Outfits X-Large

BLENCOT$24.72188 rev

7mo ago

BLENCOT Maternity Clothes Lounge Sets 2 Piece Outfits Matching Short Sleeve Top Adjustable Long Pants Pregnancy Summer Loungewear Pajamas Sets Brown S

BLENCOT$25.82163 rev

7mo ago

What reviews say buyers love and hate about maternity sets

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

What buyers love

Comfort-Overall32%

“Comfortable and durable”

Size-Overall14%

“Fits as expected”

Soft Feel7%

“Comfy and soft”

Stretchability/Expandability/Elasticity6%

“Comfortable and stretchy”

Quality-Overall5%

“They are well made”

Color4%

“the color is gorgeous”

Value For Money3%

“Great value”

Material Quality3%

“Material is soft”

Weight Light2%

“Lightweight and comfortable”

Shape/Style1%

“and flattering”

What buyers complain about

Size-Overall17%

“Fits large”

Smell6%

“Chemical Smell”

Quality-Overall4%

“Low quality”

Material Quality4%

“Not the best material”

Comfort-Overall4%

“Not comfortable at all”

Thickness3%

“Material is thicker than expected”

Stretchability/Expandability/Elasticity2%

“It doesnt have much stretch”

Transparency2%

“Could not see through”

Allergies2%

“Causes Rashes”

Shape/Style2%

“Not the style pictured”

Top return reasons

Size-Overall58%

Length6%

Waist Fit6%

Material Quality6%

Color3%

Shape/Style2%

Advertised Vs Actual Product2%

Thin2%

Arm Fit1%

Thigh Fit1%

Common maternity sets questions

Is maternity sets profitable to sell on Amazon United States?: The niche generates $173K/yr across 94 tracked products. 17 of 50 products launched in the last 360 days are still selling. 90-day search growth is +48.9%. Flapen's verdict: Worth a look (60/100).
How competitive is the maternity sets niche?: 41 brands and 50 sellers compete. The top 5 products take 21% of clicks and top 5 brands hold 50% of demand.
What do buyers complain about in maternity sets?: Top complaints mined from reviews: Size-Overall, Smell, Quality-Overall. The return rate is 5.0% — above our launch gate.
When does demand for maternity sets peak?: Demand peaks in Mar–May–Jun; the busiest month runs 2.8× the quietest.
What does it cost to enter the maternity sets niche?: Listings span $7.99–$53.61; the average listing price is $28.85 (sweet spot $15–$100). The average incumbent carries 715 reviews — the moat a new listing must climb.