Is long sleeve one piece swimsuits for women profitable to sell on Amazon United States?

The niche generates $34K/yr across 193 tracked products. 13 of 58 products launched in the last 360 days are still selling. 90-day search growth is +81.0%. Flapen's verdict: Worth a look (57/100).

How competitive is the long sleeve one piece swimsuits for women niche?

60 brands and 78 sellers compete. The top 5 products take 14% of clicks and top 5 brands hold 39% of demand.

What do buyers complain about in long sleeve one piece swimsuits for women?

Top complaints mined from reviews: Size-Overall, Chest Fit, Stretchability/Expandability/Elasticity. The return rate is 13.3% — above our launch gate.

When does demand for long sleeve one piece swimsuits for women peak?

Demand peaks in May–Jun–Jul; the busiest month runs 6.3× the quietest.

What does it cost to enter the long sleeve one piece swimsuits for women niche?

Listings span $12.75–$79.70; the average listing price is $34.10 (sweet spot $15–$100). The average incumbent carries 966 reviews — the moat a new listing must climb.

Long Sleeve One Piece Swimsuits for Women

Worth a look

Shows a fragmented shelf (top 5 take 14% of clicks), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Competition

Incredible14%

top-5 click share — an open shelf

Brand share

Incredible39%

top-5 brand share — no brand owns this niche

Avg price

Incredible$34.10

avg listing price — sweet spot $15–$100

Price range

Great$12.75–$79.70

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

Growth

Great+81.0%

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

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Review moat

Good965.94

avg incumbent reviews — the moat a new listing must climb

Market size

Bad$34K

$34K/yr · 354K searches

Conversion

Bad0.3%

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

Returns

Bad13.3%

return rate — above 5% kills the launch gate

Signals No Dominant Brand High Returns

Is long sleeve one piece swimsuits for women profitable on Amazon?

According to Flapen's Amazon United States niche tracking, long sleeve one piece swimsuits for women is a $34K/yr Amazon United States market (354K searches/yr). The top 5 brands hold 39% of demand. Demand peaks in May–Jun–Jul. Verdict: Worth a look — 57/100.

Data updated Jul 14, 2026 · scored weekly · How we score niches

long sleeve one piece swimsuits for women market size & sales

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

Units sold / yr: 750–1K; avg 0–100/product
Revenue / yr: $26K–$34K; units × avg price
Conversion rate: 0.3%
Avg BSR: #403
Page quality: 0%
Prime: 98%
Sponsored: 90%
Out of stock: 1.6%
Avg brand age: 37 months
Avg seller age: 167 days

Competition: brands, sellers & click share

Clicks spread well past the top 5 (14% combined) — an open shelf where new products get seen.

Brands

60 rising

Sellers

Top-5 brand share

39%

Top 20: 77%

Top-5 click share

14%

Top 20: 35%

Open market

56%

Daci14%
Century Star9%
RELLECIGA6%
Hurley5%
ZAFUL5%
Halcurt5%

long sleeve one piece swimsuits for women demand & seasonality

Weekly Amazon search volume, last 104 weeks — +81.0% search growth over the last 90 days.

Peak months: May, Jun, Jul · busiest ÷ quietest = 6.3×

Open Trend

Top long sleeve one piece swimsuits for women search terms shoppers use

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

long sleeve one piece swimsuit42K/yr +52.9%0.1% conv.
long sleeve bikini36K/yr +48.6%0.1% conv.
surf suit women30K/yr +38.6%0.1% conv.
one piece long sleeve swimsuit women28K/yr +63.4%0.2% conv.
plus size long sleeve swimsuit20K/yr +183.4%0.1% conv.
one piece rash guard swimsuit women21K/yr +64.0%0.1% conv.
long sleeve bikini top20K/yr +56.6%0.1% conv.
surf suit19K/yr +64.7%0.1% conv.
long sleeve two piece swimsuits for women13K/yr +132.6%0.1% conv.
long sleeve swimsuits for women plus size17K/yr +160.6%0.0% conv.

All search terms

Top long sleeve one piece swimsuits for women 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

Century Star Long Sleeve Swimsuits for Women Bathing Suit Rash Guard Swimsuit 2025 Surfing Modest Swimsuit One Piece Full Coverage High Neck Athletic Zip Swimwear Orange Flower 4-6

Century Star$23.744.3★631 rev

Hurley Long Sleeve Womens One Piece Swimsuits Swimsuit for Women Bathing Suit for Women Swim Suit UPF 50+ SPF UV Protected Black

Hurley$22.904.1★507 rev

Daci Women Long Sleeve Rash Guard One Piece Boyleg Swimsuit Zipper Surfing Bathing Suit UPF 50+ Black M

Daci$35.054.6★680 rev

RELLECIGA Womens Black Long Sleeve Rash Guard One Piece Small

RELLECIGA$26.664.4★2,297 rev

Zando Black UPF 50+ Long Sleeve Boy Shorts One Piece Swimsuit for Women Front Zip Full Coverage Rash Guard for Swimming & Surfing & Paddle Boarding Medium

Zando$22.934.3★720 rev

Newest

by launch date

Floerns Womens Plus Size Boho One Piece Swimsuit Cut Out Monokini Vacation Bathing Suit Blue 3X-Large Plus

Floerns$29.534 rev

6mo ago

Century Star UPF 50+ Long Sleeve Swimsuits for Women - Bathing Suit Rash Guard Swimsuit Modest Surfing Full Coverage One Piece High Neck Athletic 2026 Zip Gradient Swimwear Blue Pink Gradient M

Century Star$24.57363 rev

8mo ago

Soothfeel Rash Guard for Women Long Sleeve Crop UPF 50+ Sun Protection Swim Shirts Quick Dry Bathing Suits Swimsuit Tops Only Black M

Soothfeel$19.40140 rev

9mo ago

Green Palm Tree 3 Piece Rash Guard for Women - Long Sleeve Swimsuits with Shorts SPF Zip up Swim Shirt with Built in Bra L

Daci$36.36548 rev

11mo ago

RELLECIGA Womens Long Sleeve One Piece Swimsuits Rash Guard Modest Full Coverage Bathing Suit(Dark Teal Medium)

RELLECIGA$27.822,297 rev

1y ago

What reviews say buyers love and hate about long sleeve one piece swimsuits for women

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

What buyers love

Size-Overall32%

“Fits as advertised”

Comfort-Overall10%

“So Comfortable”

Quality-Overall10%

“Awesome quality”

Color6%

“Color is true to picture”

Material Quality5%

“Good material”

Shape/Style5%

“Stylish and comfortable”

Value For Money3%

“Good value”

Soft Feel2%

“Soft and comfortable”

Stretchability/Expandability/Elasticity2%

“The material is stretchy and comfortable”

Advertised Vs Actual Product2%

“exceeded my expectations”

What buyers complain about

Size-Overall33%

“Not a great fit”

Chest Fit4%

“Its very tight underneath the bust”

Stretchability/Expandability/Elasticity3%

“Only con is the minimal stretch”

Color3%

“the color completely faded”

Durability2%

“makes ripping sounds from seams even though fitted firmly once on”

Value For Money2%

“Normally I wouldn't spend almost $40 on a swimsuit”

Quality-Overall2%

“Really cheap”

Shape/Style2%

“we're not very flattering”

Material Quality2%

“Fabric tore after the first use”

Comfort-Overall1%

“it felt uncomfortable”

Top return reasons

Size-Overall59%

Chest Fit8%

Length8%

Waist Fit4%

Hip Fit2%