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Swimming Cap

Fail

Prices span $4.18–$12.26, mostly outside the sweet spot, so Swimming Cap is a Fail.

Flapen Score
46
46 / 100
Ranks 512 of 792 Sports & Outdoors niches · −4 vs the category median of 50
Market size
£389K/yr1.0M searches / yr
90-day growth
+2.3%search demand this quarter
Competition
60%top-5 click share · 8 brands · 56 sellers

Flapen Score

Swimming Cap against its category

The dotted line is the Sports & Outdoors average. Past it, Swimming Cap is stronger. Inside it, weaker.

46Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Swimming Cap market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Swimming Cap 1.0M times last year and spent an estimated £389K. The top 5 brands take 95% of clicks. Demand peaks in Sep. Flapen scores it 46 out of 100, a Fail.

01 · Demand

An estimated 6.3% of those searches ended in a purchase.

Shoppers searched for this 1.0M times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 6.3% of those searches ended in a purchase. Searches in the last 90 days moved +2.3% against the 90 days before. Searches, conversion and average price together put the market at an estimated £389K a year.

Searches, last 12 months
1.0M
Growth, 90 days vs prior 90
+2.3%
Conversion, latest week
6.3%
Market size, estimated
£389Ka year
Peak month
September2.4× the quietest month
Top search term
swimming cap453K searches a year

02 · Price

A sale here is worth £6.06.

Listings sell for £6.06 on average, from £4.18 to £12.26. Amazon reports units sold in ranges. This niche sold 60K to 80K a year. The average listing sells 2,500 to 3,000 of them. At £6.06 that is £15K to £18K a year per listing.

Average price
£6.06under the $15 to $100 sweet spot
Price range
£4.18–£12.26
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
60K–80K
Units per listing a year
2,500–3,000
Revenue per listing a year
£15K–£18K
Returns
1.3%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is reviews.

67% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 2.6% of listings are out of stock. The average listing ranks #14 within Water Sports. It carries 2,821 reviews at 4.23 stars, so a new listing needs social proof before a better product.

Sponsored listings
67%
Prime listings
100%
Out of stock, average day
2.6%
Average rank
#14in Water Sports
Average rating
4.23 starsAmazon United Kingdom average 4.36 stars
Average reviews
2,821per listing
Listings tracked
18

04 · Newcomers

Brands here are young.

The brands on the shelf have sold for 34 months on average, so a newcomer is not facing entrenched names.

Launched, last 12 months
0
Successful launches
0Amazon's first-year sales bar
Average brand age
34 months

Products

Top Swimming Cap products & what they sell for

The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.

Prices and ratings read from Amazon on Jul 29, 2026. The live listing can differ.

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 60% of clicks. Leaders hold, but buyers still shop past them.

£0£39K£78K£117K£155K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

8 falling

Sellers

56

Est. top-5 brand share

95%

Top 20: 100%

Est. top-5 click share

60%

Top 20: 100%

Open market

3%

  • Speedo63%
  • ZONE316%
  • Zoggs10%
  • Limmys3%
  • JIMJOOS2%
  • Funzhan2%
  • Open — no brand owns it (2 brands, 3%)

Demand

Swimming Cap search demand

Weekly searches over the year, seasonality beneath. Pick a range.

30K20KSpike '24Spike '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Sep · busiest ÷ quietest = 2.4×

Search terms

Top Swimming Cap search terms shoppers use

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

  • swimming cap453K/yr
  • swim cap94K/yr
  • swimming cap women73K/yr
  • swimming hat77K/yr
  • swim caps for women47K/yr
  • swim hat45K/yr
  • swimming hat women33K/yr
  • swimming caps30K/yr
  • swim hat women22K/yr
  • swimming cap men21K/yr

Reviews and returns

What reviews say buyers love and hate about Swimming Cap

We read the reviews and the return reasons for every product selling here.

22%of positive reviews mention “Size-Overall”
34%of negative reviews mention “Durability”
1.3%of orders come back
“easily broken”
A buyer, on “Durability”34% of negative reviews mention the same topic

Every topic

Every topic buyers talk about, one row each.

Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.

15 topics

NegativePositive

FAQ

Common Swimming Cap questions

Answered from the same tracked data.

Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data