Swim Cap
MaybeShoppers spend an estimated $2.8M a year here. But the average product has 11,206 reviews to catch up to, so Swim Cap is a Maybe.
- Flapen Score
- 63 / 100Top 6% of 8,101 Sports & Outdoors niches · +16 vs the category median of 4763
- Market size
- $2.8M/yr3.4M searches / yr
- 90-day growth
- +77.1%search demand this quarter
- Competition
- 51%top-5 click share · 12 brands · 46 sellers
Flapen Score
Swim Cap against its category
The dotted line is the Sports & Outdoors average. Past it, Swim Cap is stronger. Inside it, weaker.
Market
The Swim Cap market on Amazon at a glance
Shoppers on Amazon United States searched for Swim Cap 3.4M times last year and spent an estimated $2.8M. The top 5 brands take 85% of clicks. Demand peaks in Jun–Jul–Aug. Flapen scores it 63 out of 100, a Maybe.
01 · Demand
An estimated 6.6% of those searches ended in a purchase.
Shoppers searched for this 3.4M times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 6.6% of those searches ended in a purchase. Searches in the last 90 days moved +77.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated $2.8M a year.
- Searches, last 12 months
- 3.4M
- Growth, 90 days vs prior 90
- +77.1%
- Conversion, latest week
- 6.6%
- Market size, estimated
- $2.8Ma year
- Peak month
- July2.9× the quietest month
- Top search term
- swim cap1.1M searches a year
02 · Price
A sale here is worth $12.62.
Listings sell for $12.62 on average, from $5.69 to $24.08. Amazon reports units sold in ranges. This niche sold 200K to 250K a year. The average listing sells 8,000 to 10,000 of them. At $12.62 that is $101K to $126K a year per listing.
- Average price
- $12.62under the $15 to $100 sweet spot
- Price range
- $5.69–$24.08
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 200K–250K
- Units per listing a year
- 8,000–10,000
- Revenue per listing a year
- $101K–$126K
- Returns
- 4.8%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is ads and reviews.
100% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #20 within Water Sports. It carries 11,206 reviews at 4.19 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 100%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #20in Water Sports
- Average rating
- 4.19 starsAmazon United States average 4.42 stars
- Average reviews
- 11,206per listing
- Listings tracked
- 24
04 · Newcomers
1 of last year's 1 launches cleared the first-year sales bar.
1 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 47 months on average, so the names here are settling in.
- Launched, last 12 months
- 1
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 47 months
Products
Top Swim 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 26, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Speedo Unisex-Adult Swim Cap Silicone
- Price
- $12.60
- Rating
- 4.2/5
- Reviews
- 29,978
- Age
- 23y ago

TYR Adult Silicone Long Hair Swim Cap - Wrinkle-Free Streamlined Performance Cap for Braids Dreadlocks & Thick Hair Protection Black
- Price
- $13.89
- Rating
- 4.3/5
- Reviews
- 6,011
- Age
- 13y ago

Speedo Unisex-Adult Swim Cap Silicone
- Price
- $13.17
- Rating
- 4.2/5
- Reviews
- 29,978
- Age
- 23y ago

Speedo Unisex-Adult Swim Cap Silicone Elastomeric
- Price
- $13.76
- Rating
- 4.2/5
- Reviews
- 8,460
- Age
- 12y ago

COOLMATE Fabric Swim Cap for Women Lap Swimming Light Purple M
- Price
- $9.70
- Rating
- 4.0/5
- Reviews
- 1,111
- Age
- 1y ago
Trending
estimated 90-day click momentum
Vorshape Swim Cap Kids (2 Pack) Durable Waterproof Swimming Cap for Girls Boys Teens Toddler Aged 8-15 Comfortable Fit Kid Swim Cap for Long Hair Silicone Swim Caps for Kids Bright Purple & Pink
- Price
- $9.77
- Rating
- 4.2/5
- Reviews
- 2,631
- Age
- 5y ago

BRDLOCK Extra Large Swim Cap for Braids and Dreadlocks Swimming Cap for Women Long Hair Braids Dreads Locs Thick Curly Hair Waterproof Silicone Swim Caps Keep Your Hair Dry
- Price
- $10.59
- Rating
- 4.3/5
- Reviews
- 1,781
- Age
- 5y ago

COOLMATE Fabric Swim Cap for Women Lap Swimming Lightweight Black M
- Price
- $9.40
- Rating
- 4.0/5
- Reviews
- 1,111
- Age
- 1y ago

TYR Adult Silicone Long Hair Swim Cap - Wrinkle-Free Streamlined Performance Cap for Braids Dreadlocks & Thick Hair Protection Black
- Price
- $13.89
- Rating
- 4.3/5
- Reviews
- 6,011
- Age
- 13y ago

SOUL CAP - Large Swimming Cap for Long Hair - Designed for Long Hair Dreadlocks Weaves Hair Extensions Braids Curls & Afros - Women & Men - Silicone (Black XL)
- Price
- $19.81
- Rating
- 4.2/5
- Reviews
- 10,322
- Age
- 8y ago
Newest
by launch date
COOLMATE Large Fabric Swim Cap for Long Hair Women Light Purple M 1 Pack
- Price
- $10.26
- Rating
- 3.9/5
- Reviews
- 85
- Age
- 11mo ago

COOLMATE Fabric Swim Cap for Women Lap Swimming Light Purple M
- Price
- $9.70
- Rating
- 4.0/5
- Reviews
- 1,111
- Age
- 1y ago

COOLMATE Fabric Swim Cap for Women Lap Swimming Lightweight Black M
- Price
- $9.40
- Rating
- 4.0/5
- Reviews
- 1,111
- Age
- 1y ago

2 Pack Swim Cap for Women Men Adult Silicone Swimming Caps for Short Long Hair Waterproof Swim Hats Bathing Caps to Keep Hair Dry with Nose Clip and Earplugs (Black&Rose)
- Price
- $13.93
- Rating
- 4.3/5
- Reviews
- 534
- Age
- 1y ago

2 Pack Large Swim Caps for Long Hair Silicone Swimming Cap for Adult Women Men Waterproof Swim Hats Bathing Caps to Keep Hair Dry with Bonus Nose Clip and Earplugs-01
- Price
- $14.34
- Rating
- 4.4/5
- Reviews
- 513
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 51% of clicks. Leaders hold, but buyers still shop past them.
Brands
12 falling
Sellers
46
Est. top-5 brand share
85%
Top 20: 100%
Est. top-5 click share
51%
Top 20: 94%
Open market
12%
- Speedo57%
- TYR11%
- CoolMate9%
- BRDLOCK5%
- ARENA4%
- VIRSIDI3%
- Open — no brand owns it (6 brands, 12%)
Demand
Swim Cap search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Jun, Jul, Aug · busiest ÷ quietest = 2.9×
Search terms
Top Swim Cap search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- swim cap1.1M/yr
- swim cap women adult507K/yr
- swimming cap328K/yr
- swim cap for long hair195K/yr
- swimming cap for women235K/yr
- swim cap for braids86K/yr
- swim caps for women135K/yr
- swim caps108K/yr
- swimming caps83K/yr
- swim cap for men102K/yr
Reviews and returns
What reviews say buyers love and hate about Swim Cap
We read the reviews and the return reasons for every product selling here.
“not one size fits all”
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.
18 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Swim 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









