---
title: "Cap — £856K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/fashion/cap"
last_updated: "2026-07-31T08:31:31.780Z"
locale: en
meta:
description: "Niche score 66/100 · £856K/yr market · 5.0M searches/yr · £10.96 avg price. Clears our launch bar. Data updated Jul 2026."
"og:description": "Niche score 66/100 · £856K/yr market · 5.0M searches/yr · £10.96 avg price. Clears our launch bar. Data updated Jul 2026."
"og:title": "Cap — £856K/yr Amazon UK Niche (2026) - Flapen"
---
# **cap**
**Launch it**
A $856K/yr market growing +73.8% this quarter with returns at 1.7% — clears our launch bar.
Market size 75Growth 81Conversion 19Competition 89Returns 81Price range 50Avg price 41Brand share 85Review moat 25Quality gap 53
**Competition**
**Great****26%**
top-5 click share — an open shelf
**Brand share**
**Great****50%**
top-5 brand share — no brand owns this niche
**Growth**
**Great****+73.8%**
90-day search growth — must beat 0% to launch
**Returns**
**Great****1.7%**
return rate — above 5% kills the launch gate
**Market size**
**Great****£856K**
£856K/yr · 5.0M searches
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Price range**
**Good****£4.15–£25.87**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Okay****£10.96**
avg listing price — sweet spot $15–$100
**Review moat**
**Bad****4,022.41**
avg incumbent reviews — the moat a new listing must climb
**Conversion**
**Bad****1.6%**
search→purchase rate — share of searches ending in a sale
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.
Data updated Jul 23, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **cap market data**
- **Units sold / yr**
- **60K–80K**
- avg 500–750/product
- **Revenue / yr**
- **£658K–£877K**
- units × avg price
- **Conversion rate**
- **1.6%**
- **Avg BSR**
- **#88**
- **Page quality**
- **0%**
- **Prime**
- **97%**
- **Sponsored**
- **79%**
- **Out of stock**
- **1.4%**
- **Avg brand age**
- **49 months**
- **Avg seller age**
- **169 days**
## **Competition & brand 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%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +73.8% search growth over the last 90 days.
225K175KSpike '24Holiday '24Spike '25Prime Day '25Black Friday '25Holiday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jun, Jul · busiest ÷ quietest = 1.9×
[**Open Trend **](https://flapen.com/research/uk/fashion/cap/trend)
## **Top cap search terms**
- **cap**835K/yr+80.9%0.8% conv. - **baseball cap mens**417K/yr+76.2%1.2% conv. - **baseball cap**432K/yr+111.5%1.1% conv. - **mens cap**340K/yr+98.4%1.1% conv. - **hat**387K/yr+30.9%0.4% conv. - **mens baseball caps**231K/yr+84.7%0.9% conv. - **caps for men**213K/yr+103.3%1.1% conv. - **trucker caps for men**195K/yr+92.4%0.4% conv. - **mens hats & caps**323K/yr-12.6%0.1% conv. - **mens caps**176K/yr+88.6%0.9% conv. [**All search terms **](https://flapen.com/research/uk/fashion/cap/search-terms)
## **Top cap products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%3%£26K6%£51K9%£77K12%£103K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
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
[1**New Era Unisex MLB 9Forty League Basic Cap**New Era**£12.73**4.6★9,403 rev](https://www.amazon.co.uk/dp/B00803ZBCQ) [2**FURTALK Baseball Caps Mens Mountain Embroidery Dad Hat Unstructured Soft Vintage Washed Cotton Outdoor Baseball Cap Grey L**FURTALK**£10.98**4.4★226 rev](https://www.amazon.co.uk/dp/B0CW5RCKD3) [3**New Era Unisex Mlb League Essential 9Forty Cap**New Era**£12.28**4.6★4,677 rev](https://www.amazon.co.uk/dp/B01K9Y4UFC) [4**New Era Unisex Mlb Clean AFrame Trucker Cap**New Era**£15.23**4.6★1,457 rev](https://www.amazon.co.uk/dp/B079CHM56R) [5**New Era Unisex Mlb Clean AFrame Trucker Cap**New Era**£15.24**4.5★3,040 rev](https://www.amazon.co.uk/dp/B0788WMVKY)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**adidas Unisex Baseball Lightweights Metal Hat Legend Ink OSFM**adidas**£8.43**3,015 rev1mo ago](https://www.amazon.co.uk/dp/B0CZCK3TGH) [**Amazon Essentials Mens Wide Brim Sun Hat Grey L-XL**Amazon Essentials**£13.76**136 rev3mo ago](https://www.amazon.co.uk/dp/B0FNS4N31Q) [**Dzpuhuojz 3 Pack Baseball Caps Full Cotton Mens Hats & Caps Adjustment Hats for Golf Running Sports Outdoor Workouts Blue+Grey+Black Caps (White Border)**Dzpuhuojz**£7.37**550 rev1y ago](https://www.amazon.co.uk/dp/B0DSJ5HKTK) [**ViEinkaufen 3 Pack Distressed Baseball Caps Adjustable Vintage Washed Hat**ViEinkaufen**£10.05**243 rev1y ago](https://www.amazon.co.uk/dp/B0DR7XN9RG) [**FURTALK Baseball Caps Mens Adjustable Mesh Back Trucker Caps for Men Classics Sunmmer Sun Hat Black**FURTALK**£10.89**44 rev1y ago](https://www.amazon.co.uk/dp/B0DQJD8L1B)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Amazon Essentials Mens Wide Brim Sun Hat Grey L-XL**Amazon Essentials**£13.76**4.3★**▲ 41%**](https://www.amazon.co.uk/dp/B0FNS4N31Q) [**adidas Unisex Baseball Lightweights Metal Hat Legend Ink OSFM**adidas**£8.43**4.6★**▲ 39%**](https://www.amazon.co.uk/dp/B0CZCK3TGH) [**FURTALK Baseball Caps Mens Adjustable Mesh Back Trucker Caps for Men Classics Sunmmer Sun Hat Black**FURTALK**£10.89**4.4★**▲ 31%**](https://www.amazon.co.uk/dp/B0DQJD8L1B) [**FURTALK Womens Mens Baseball Cap Washed Cotton Adjustable Soft Caps Unisex Unstructured Vintage Baseball Hats Black M**FURTALK**£9.21**4.3★**▲ 27%**](https://www.amazon.co.uk/dp/B0BWRY8G97) [**FURTALK Baseball Caps Mens Mountain Embroidery Dad Hat Unstructured Soft Vintage Washed Cotton Outdoor Baseball Cap Grey L**FURTALK**£10.98**4.4★**▲ 24%**](https://www.amazon.co.uk/dp/B0CW5RCKD3)
**~~View all trending →~~**
## **What buyers say about cap**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**29%
*“Excellent quality”*
**Size-Overall**22%
*“fits my head comfortably”*
**Value For Money**17%
*“Excellent value”*
**Color**5%
*“Colours good too and great selection”*
**Comfort-Overall**5%
*“Its comfortable”*
**Advertised Vs Actual Product**4%
*“Its exactly how it looks in the picture”*
**Weight Light**3%
*“very light easy fitting”*
**Material Quality**2%
*“Strong material”*
**Adjustability/Rotatability/Reclining**2%
*“Adjustable”*
**Gifting Purpose**1%
*“Great for a gift”*
### **What buyers complain about **
**Size-Overall**26%
*“On the small size”*
**Quality-Overall**11%
*“Very cheap and I guess you get what you pay for”*
**Shape/Style**5%
*“Odd shape”*
**Value For Money**4%
*“a bit expensive”*
**Color**4%
*“it's a completely different colour”*
**Material Quality**4%
*“why they changed the material i dont no”*
**Advertised Vs Actual Product**3%
*“Not the size advertised”*
**Comfort-Overall**3%
*“Not comfortable at all”*
**Strap/String Quality**2%
*“my only note is sometimes you get one where the adjustable strap doesnt hold properly”*
**Durability**2%
*“Broke after a few times wearing”*
### **Top return reasons **
**Size-Overall**65%
**Color**8%
**Shape/Style**7%
**Quality-Overall**5%
**Advertised Vs Actual Product**3%
**Material Quality**2%
**Stitch/Finish/Polish**2%
**Comfort-Overall**1%
**Value For Money**1%
**Defective Material/Parts**1%
## **Common questions**
- **Is cap profitable to sell on Amazon United Kingdom?**
- The niche generates £856K/yr across 75 tracked products. 4 of 11 products launched in the last 360 days are still selling. 90-day search growth is +73.8%. Flapen's verdict: Launch it (66/100).
- **How competitive is the cap niche?**
- 41 brands and 126 sellers compete. The top 5 products take 26% of clicks and top 5 brands hold 50% of demand.
- **What do buyers complain about in cap?**
- Top complaints mined from reviews: Size-Overall, Quality-Overall, Shape/Style. The return rate is 1.7%.
- **When does demand for cap peak?**
- Demand peaks in Jun–Jul; the busiest month runs 1.9× the quietest.
- **What does it cost to enter the cap niche?**
- Listings span £4.15–£25.87; the average listing price is £10.96 (sweet spot $15–$100). The average incumbent carries 4,022 reviews — the moat a new listing must climb.
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