Cap
Cap clears our launch bar: a $856K/yr market growing +73.8% this quarter with returns at 1.7%.
Flapen Score
Is Cap profitable on Amazon?
According to Flapen's Amazon United Kingdom niche tracking, Cap is a £856K/yr Amazon United Kingdom market (5.0M searches/yr). The top 5 brands hold 50% of demand. Demand peaks in Jun–Jul. Verdict: Launch it — 66/100.
Cap: the Amazon niche in one read
Everything a seller checks before entering, in three answers.
Is the demand real?
Yes. Search demand moved +73.8% over the last 90 days and 1.6% of searches end in a purchase.
£856K
revenue / yr
Who owns the niche?
The top 5 brands hold 50% of demand, so 50% of the market is open.
50%
open market share
Is there a way in?
Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.4★ — the gap to enter on.
0/100
page quality · 75 products
Top Cap products & what they sell for
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Top sellers
by 90-day click share
New Era Unisex MLB 9Forty League Basic Cap
- Price
- £12.73
- Rating
- 4.6/5
- Reviews
- 9,403
- Age
- 14y ago

FURTALK Baseball Caps Mens Mountain Embroidery Dad Hat Unstructured Soft Vintage Washed Cotton Outdoor Baseball Cap Grey L
- Price
- £10.98
- Rating
- 4.4/5
- Reviews
- 226
- Age
- 2y ago

New Era Unisex Mlb League Essential 9Forty Cap
- Price
- £12.28
- Rating
- 4.6/5
- Reviews
- 4,677
- Age
- 9y ago

New Era Unisex Mlb Clean AFrame Trucker Cap
- Price
- £15.23
- Rating
- 4.6/5
- Reviews
- 1,457
- Age
- 8y ago

New Era Unisex Mlb Clean AFrame Trucker Cap
- Price
- £15.24
- Rating
- 4.5/5
- Reviews
- 3,040
- Age
- 8y ago
Trending
90-day click momentum
Amazon Essentials Mens Wide Brim Sun Hat Grey L-XL
- Price
- £13.76
- Rating
- 4.3/5
- Reviews
- 136
- Age
- 3mo ago

adidas Unisex Baseball Lightweights Metal Hat Legend Ink OSFM
- Price
- £8.43
- Rating
- 4.6/5
- Reviews
- 3,015
- Age
- 1mo ago

FURTALK Baseball Caps Mens Adjustable Mesh Back Trucker Caps for Men Classics Sunmmer Sun Hat Black
- Price
- £10.89
- Rating
- 4.4/5
- Reviews
- 44
- Age
- 1y ago

FURTALK Womens Mens Baseball Cap Washed Cotton Adjustable Soft Caps Unisex Unstructured Vintage Baseball Hats Black M
- Price
- £9.21
- Rating
- 4.3/5
- Reviews
- 197
- Age
- 3y ago

FURTALK Baseball Caps Mens Mountain Embroidery Dad Hat Unstructured Soft Vintage Washed Cotton Outdoor Baseball Cap Grey L
- Price
- £10.98
- Rating
- 4.4/5
- Reviews
- 226
- Age
- 2y ago
Newest
by launch date
adidas Unisex Baseball Lightweights Metal Hat Legend Ink OSFM
- Price
- £8.43
- Rating
- 4.6/5
- Reviews
- 3,015
- Age
- 1mo ago

Amazon Essentials Mens Wide Brim Sun Hat Grey L-XL
- Price
- £13.76
- Rating
- 4.3/5
- Reviews
- 136
- Age
- 3mo ago

Dzpuhuojz 3 Pack Baseball Caps Full Cotton Mens Hats & Caps Adjustment Hats for Golf Running Sports Outdoor Workouts Blue+Grey+Black Caps (White Border)
- Price
- £7.37
- Rating
- 4.4/5
- Reviews
- 550
- Age
- 1y ago

ViEinkaufen 3 Pack Distressed Baseball Caps Adjustable Vintage Washed Hat
- Price
- £10.05
- Rating
- 4.5/5
- Reviews
- 243
- Age
- 1y ago

FURTALK Baseball Caps Mens Adjustable Mesh Back Trucker Caps for Men Classics Sunmmer Sun Hat Black
- Price
- £10.89
- Rating
- 4.4/5
- Reviews
- 44
- Age
- 1y ago
Competition: brands, sellers & click share
Clicks spread well past the top 5 (26% combined) — an open shelf where new products get seen.
Brands
41 falling
Sellers
126
Top-5 brand share
50%
Top 20: 85%
Top-5 click share
26%
Top 20: 58%
Open market
46%
- New Era24%
- FURTALK10%
- Under Armour8%
- NIKE4%
- Enwokran4%
- ViEinkaufen4%
Cap demand & seasonality
Weekly search volume, with the niche's key stats alongside.
Peak months: Jun, Jul · busiest ÷ quietest = 1.9×
Top Cap search terms shoppers use
The exact queries shoppers type, with yearly volume, growth and conversion.
- cap835K/yr
- baseball cap mens417K/yr
- baseball cap432K/yr
- mens cap340K/yr
- hat387K/yr
- mens baseball caps231K/yr
- caps for men213K/yr
- trucker caps for men195K/yr
- mens hats & caps323K/yr
- mens caps176K/yr
What reviews say buyers love and hate about Cap
What buyers mention most, as a share of all reviews.
What buyers love
90% of reviews“Excellent quality”
“fits my head comfortably”
“Excellent value”
“Colours good too and great selection”
“Its comfortable”
What buyers complain about
66% of reviews“On the small size”
“Very cheap and I guess you get what you pay for”
“Odd shape”
“a bit expensive”
“it's a completely different colour”
Cap return rate & reasons
Why buyers send it back, as a share of all return requests.
1.7%
Return rate
88%
Fixable by listing
The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.
Common Cap questions
The questions sellers ask about this niche, answered from the tracked metrics.
Best Flapen score
The highest-scoring niches we track right now, across every category.









