skull cap
Skip itSoft demand (-20.7% this quarter) — this niche doesn't clear our bar today.
Returns
Great1.8%return rate — above 5% kills the launch gate
Quality gap
Good4.3★avg incumbent rating — lower means beatable quality
Review moat
Okay1,545.35avg incumbent reviews — the moat a new listing must climb
Conversion
Okay3.9%search→purchase rate — share of searches ending in a sale
Brand share
Okay81%top-5 brand share — brands hold most of the demand
Price range
Okay£4.74–£21.55cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Okay£189K£189K/yr · 469K searches
Competition
Okay63%top-5 click share — leaders hold, buyers still browse
Avg price
Okay£10.31avg listing price — sweet spot $15–$100
Growth
Bad-20.7%90-day search growth — must beat 0% to launch
According to Flapen's Amazon United Kingdom niche tracking, skull cap is a £189K/yr Amazon United Kingdom market (469K searches/yr). The top 5 brands hold 81% of demand. Demand peaks in Mar–Apr–May. Verdict: Skip it — 43/100.
Data updated Jul 23, 2026 · scored weekly · How we score niches
skull cap market data
- Units sold / yr
- 15K–20K
- avg 750–1,000/product
- Revenue / yr
- £155K–£206K
- units × avg price
- Conversion rate
- 3.9%
- Avg BSR
- #85
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 65%
- Out of stock
- 0.0%
- Avg brand age
- 44 months
- Avg seller age
- 176 days
Competition & brand share
The top 5 products take 63% of clicks — established leaders, but buyers still shop beyond them.Brands
12 falling
Sellers
38
Top-5 brand share
81%
Top 20: 100%
Top-5 click share
63%
Top 20: 100%
Open market
15%
- EINSKEY43%
- WTACTFUL13%
- NIKE10%
- synaworld9%
- Qianyu6%
- OTTERSHELL5%
- Open — no brand owns it (6 brands, 15%)
Demand & seasonality
Weekly Amazon search volume, last 94 weeks — -20.7% search growth over the last 90 days.Peak months: Mar, Apr, May · busiest ÷ quietest = 2.6×
Top skull cap search terms
- skull cap334K/yr
- skull caps22K/yr
- skull caps for men26K/yr
- skullcap11K/yr
- mens skull cap13K/yr
- syna world skull cap11K/yr
- scullcap6K/yr
- new balance skull cap7K/yr
- black skull cap6K/yr
- skull beanie10K/yr
Top skull 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.
All 17 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
EINSKEY 100% Cotton Skull Caps for Men Multipurpose Daily Wear Beanie Hat
EINSKEY£6.164.3★8,831 rev
Syna World Skull Cap Central CEE Beanie Running Hat - Black Breatherble Windproof Knitwear Skully for All Season- synaworld
synaworld£19.424.4★244 rev
WTACTFUL Cooling Skull Cap for Men Women Breathable Running Caps Sweat Hat Skull Caps Thin Slouchy Beanie for Dreadlock Cycling Motorcycle Riding Hiking Helmet Liner Sport 3Pack Black Gray White
WTACTFUL£12.534.3★443 rev
Nike Unisex Peak Dri-Fit Cu Beanie Black/Silver One Size
NIKE£21.554.3★172 rev
Qianyu 3pcs Cooling Skull Caps Helmet Liner Sweat Wicking Thermal Running Beanie Stretchy Cycling Skull Caps Lightweight for Men Women (UK Alpha One Size Black; Light Grey; White)
Qianyu£4.744.2★40 rev
Newest
by launch date
2THESTARS Lightweight Cooling Skull Cap for Men Hard Hat Helmet Liner Moisture Wicking Sweatband Cycling Running Beanie - Black
2THESTARS£9.5030 rev
WTACTFUL 3-Pack Soft Slouchy Skull Caps for Men Women Breathable Beanie Hat Skull Cap Chemo Night Sleeping Hat for Cycling Running Riding Hiking Outdoor Sport Black Gray White
WTACTFUL£12.06128 rev
WTACTFUL Cooling Skull Cap for Men Women Breathable Running Caps Sweat Hat Skull Caps Thin Slouchy Beanie for Dreadlock Cycling Motorcycle Riding Hiking Helmet Liner Sport 3Pack Black Gray White
WTACTFUL£12.53443 rev
WTACTFUL Cooling Skull Cap for Men Women Breathable Running Caps Sweat Hat Skull Caps Thin Slouchy Beanie for Dreadlock Cycling Motorcycle Riding Hiking Helmet Liner Sport 3Pack Black
WTACTFUL£12.28443 rev
Qianyu 3pcs Cooling Skull Caps Helmet Liner Sweat Wicking Thermal Running Beanie Stretchy Cycling Skull Caps Lightweight for Men Women (UK Alpha One Size Black; Light Grey; White)
Qianyu£4.7440 rev
Trending
90-day click momentum2THESTARS Lightweight Cooling Skull Cap for Men Hard Hat Helmet Liner Moisture Wicking Sweatband Cycling Running Beanie - Black
2THESTARS£9.504.5★
WTACTFUL 3-Pack Soft Slouchy Skull Caps for Men Women Breathable Beanie Hat Skull Cap Chemo Night Sleeping Hat for Cycling Running Riding Hiking Outdoor Sport Black Gray White
WTACTFUL£12.064.6★
WTACTFUL Cooling Skull Cap for Men Women Breathable Running Caps Sweat Hat Skull Caps Thin Slouchy Beanie for Dreadlock Cycling Motorcycle Riding Hiking Helmet Liner Sport 3Pack Black
WTACTFUL£12.284.3★
WTACTFUL Cooling Skull Cap for Men Women Breathable Running Caps Sweat Hat Skull Caps Thin Slouchy Beanie for Dreadlock Cycling Motorcycle Riding Hiking Helmet Liner Sport 3Pack Black Gray White
WTACTFUL£12.534.3★
OTTERSHELL Single Pack and 2-Pack Breathable Mesh Skull Cap Lightweight Quick Dry Sports Helmet Liner for Men Women Cooling Cycling Beanies (Black - Hron)
OTTERSHELL£6.694.3★
What buyers say about skull cap
What buyers praise and complain about, mined from review topics.What buyers love
“Quality hat”
“Fits well”
“Great Value for Money”
“warm”
“Very comfortable”
“Exactly what I was looking for”
“The material is soft, lightweight, and comfortable to wear for long periods without feeling restrictive”
“a durable feel that holds up well after washing”
“Really lightweight and breathable too,”
“Follow. the instructions and thet do work”
What buyers complain about
“Too small”
“The material it not like the originals ones released”
“It is not what it seems in the photo”
Top return reasons
Common questions
- Is skull cap profitable to sell on Amazon United Kingdom?
- The niche generates £189K/yr across 17 tracked products. 0 of 4 products launched in the last 360 days are still selling. 90-day search growth is -20.7%. Flapen's verdict: Skip it (43/100).
- How competitive is the skull cap niche?
- 12 brands and 38 sellers compete. The top 5 products take 63% of clicks and top 5 brands hold 81% of demand.
- What do buyers complain about in skull cap?
- Top complaints mined from reviews: Size-Overall, Material Quality, Advertised Vs Actual Product. The return rate is 1.8%.
- When does demand for skull cap peak?
- Demand peaks in Mar–Apr–May; the busiest month runs 2.6× the quietest.
- What does it cost to enter the skull cap niche?
- Listings span £4.74–£21.55; the average listing price is £10.31 (sweet spot $15–$100). The average incumbent carries 1,545 reviews — the moat a new listing must climb.