Hard Hat Liner
FailDemand is soft, at -67.8% this quarter, so Hard Hat Liner is a Fail.
- Flapen Score
- 49 / 100Ranks 1,033 of 2,225 DIY & Tools niches · on the category median49
- Market size
- £17K/yr55K searches / yr
- 90-day growth
- -67.8%search demand this quarter
- Competition
- 27%top-5 click share · 36 brands · 48 sellers
Flapen Score
Hard Hat Liner against its category
The dotted line is the DIY & Tools average. Past it, Hard Hat Liner is stronger. Inside it, weaker.
Market
The Hard Hat Liner market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Hard Hat Liner 55K times last year and spent an estimated £17K. The top 5 brands take 60% of clicks. Demand peaks in Jan–Feb–Nov–Dec. Flapen scores it 49 out of 100, a Fail.
01 · Demand
3.6% of searches ended in a purchase last week.
Shoppers searched for this 55K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. In the latest week, 3.6% of those searches ended in a purchase. Searches in the last 90 days moved -67.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated £17K a year.
- Searches, last 12 months
- 55K
- Growth, 90 days vs prior 90
- -67.8%
- Conversion, latest week
- 3.6%
- Market size, estimated
- £17Ka year
- Peak month
- November20.5× the quietest month
- Top search term
- helmet liner10K searches a year
02 · Price
A sale here is worth £8.64.
Listings sell for £8.64 on average, from £2.75 to £48.25. Amazon reports units sold in ranges. This niche sold 3K to 4K a year. The average listing sells 100 to 250 of them. At £8.64 that is £864 to £2K a year per listing.
- Average price
- £8.64under the $15 to $100 sweet spot
- Price range
- £2.75–£48.25
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 3K–4K
- Units per listing a year
- 100–250
- Revenue per listing a year
- £864–£2K
- Returns
- 1.2%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is ads and reviews.
94% of listings pay for placement with sponsored ads. 98% ship with Prime. On an average day, 8.6% of listings are out of stock. The average listing ranks #142 within Safety & Security. It carries 2,655 reviews at 4.30 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 94%
- Prime listings
- 98%
- Out of stock, average day
- 8.6%
- Average rank
- #142in Safety & Security
- Average rating
- 4.30 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 2,655per listing
- Listings tracked
- 63
04 · Newcomers
Amazon counts 0 of last year's 11 launches as successful.
11 products launched here in the last 12 months. Amazon counts 0 of them as successful launches, new products that hit its first-year sales bar. The brands on the shelf have sold for 32 months on average, so a newcomer is not facing entrenched names.
- Launched, last 12 months
- 11
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 32 months
Products
Top Hard Hat Liner products & what they sell for
Every tracked product: its share of the shelf, its reviews, and its price.
Top sellers
by 90-day click share
EINSKEY 100% Cotton Skull Caps for Men Multipurpose Daily Wear Beanie Hat
- Price
- £5.95
- Rating
- 4.3/5
- Reviews
- 8,831
- Age
- 7y ago

EMPIRELION Cooling Skull Cap for Men Women Low-Profile Cycling Helmet Liner UPF 30+ Sun Protection Moisture Wicking Running Beanie Breathable Summer Sports Cap for Cycling Running Gym
- Price
- £10.19
- Rating
- 4.2/5
- Reviews
- 283
- Age
- 3y ago

flintronic Winter Skull Cap Beanie Cycling Caps Unisex with Windproof Thermal Fleece Breathable Bicycle Hat Motorcycle Helmet Liner with Ear Covers and Glasses for Skiing Running Skating-Black
- Price
- £5.12
- Rating
- 4.5/5
- Reviews
- 821
- Age
- 3y ago

French Fitness Revolution Helmet Liner Sweat Wicking Skull Cap Beanie. Ultimate Performance Moisture Wicking. Fits Under Helmets Charcoal Gray
- Price
- £8.45
- Rating
- 4.2/5
- Reviews
- 11,661
- Age
- 2y ago

MELASA 2-Pack Cooling Skull Cap Wicking Mesh Cycling Caps Under Helmet Summer Breathable Bicycle Motorcycle Sweat Hard Hat Liner Lightweight Wave Cap for Men and Women(Black&White)
- Price
- £12.18
- Rating
- 4.4/5
- Reviews
- 43
- Age
- 1y ago
Trending
90-day click momentum
2THESTARS Lightweight Cooling Skull Cap for Men Hard Hat Helmet Liner Moisture Wicking Sweatband Cycling Running Beanie - Black
- Price
- £9.50
- Rating
- 4.5/5
- Reviews
- 30
- Age
- 3mo ago

MELASA 2-Pack Cooling Skull Cap Wicking Mesh Cycling Caps Under Helmet Summer Breathable Bicycle Motorcycle Sweat Hard Hat Liner Lightweight Wave Cap for Men and Women(Black&Black)
- Price
- £12.00
- Rating
- 4.4/5
- Reviews
- 43
- Age
- 1y ago

WRELS 3 Pieces Cooling Helmet Liner Skull Cap for Men Women Sweat Wicking Cycling Running Head Cap Sports Hat for Outdoors
- Price
- £10.95
- Rating
- 4.4/5
- Reviews
- 104
- Age
- 1y ago

WTACTFUL 2pcs Cooling Skull Cap for Men Women Lightweight Breathable 3D Mesh Beanie Hat Thin Quick Dry Running Cap for Cycling Motorcycle Helmet Hard Hat Liner Summer
- Price
- £12.15
- Rating
- 4.3/5
- Reviews
- 1,860
- Age
- 3y ago

French Fitness Revolution Helmet Liner Sweat Wicking Skull Cap Beanie. Ultimate Performance Moisture Wicking. Fits Under Helmets White
- Price
- £7.52
- Rating
- 4.2/5
- Reviews
- 11,661
- Age
- 8y ago
Newest
by launch date
2THESTARS Lightweight Cooling Skull Cap for Men Hard Hat Helmet Liner Moisture Wicking Sweatband Cycling Running Beanie - Black
- Price
- £9.50
- Rating
- 4.5/5
- Reviews
- 30
- Age
- 3mo ago

Cooling Skull Caps Helmet Liner 2 Pcs Sweat Wicking Mesh Hard Hat Line Lightweight Running Beanie for Cycling Motorcycle Outdoor Work Black and Gray
- Price
- £6.01
- Rating
- 4.8/5
- Reviews
- 6
- Age
- 8mo ago

4 PCS Hard Hat Sweatband Belt Hard Hat Liner Washable Helmet Welding Antiperspirant Belt Accessories Cotton Comforter Pad Reusable Helmet Sweat Pads Accessories (Black)
- Price
- £7.72
- Rating
- 4.8/5
- Reviews
- 8
- Age
- 10mo ago

OTTERSHELL Single Pack and 2-Pack Breathable Mesh Skull Cap Lightweight Quick Dry Sports Helmet Liner for Men Women Cooling Cycling Beanies (Black - Hron)
- Price
- £6.69
- Rating
- 4.3/5
- Reviews
- 59
- Age
- 1y ago

OTTERSHELL Single Pack and 2-Pack Breathable Mesh Skull Cap Lightweight Quick Dry Sports Helmet Liner for Men Women Cooling Cycling Beanies (Blue - Skull + Orange Fire)
- Price
- £11.70
- Rating
- 4.3/5
- Reviews
- 59
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take only 27% of clicks. An open shelf where new products get seen.
Brands
36 rising
Sellers
48
Top-5 brand share
60%
Top 20: 92%
Top-5 click share
27%
Top 20: 70%
Open market
40%
- MELASA12%
- EINSKEY12%
- French Fitness Revolution11%
- EMPIRELION10%
- WTACTFUL8%
- OTTERSHELL8%
Demand
Hard Hat Liner search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Jan, Feb, Nov, Dec · busiest ÷ quietest = 20.5×
Search terms
Top Hard Hat Liner search terms shoppers use
The exact words shoppers type, with yearly volume, growth, and conversion.
- helmet liner10K/yr
- hard hat liner30K/yr
- jsp hard hat liner11K/yr
- under helmet hat4K/yr
Reviews and returns
What reviews say buyers love and hate about Hard Hat Liner
What buyers praise, what they complain about and why they send it back, from the reviews.
Complain
too tight
Strange fit
Too small
Just far too thin
Much thinner than I thought they would be
Very thin definitely not good for winter i did think it was cheap for what is it
It's cheap looking and feels cheap
Cheap stuff
Bad quality
not worth the money
over priced
Is not waterproof
It isn't waterproof
Love
In terms of quality it is sturdy in the sense that it won't rip easily
Good quality
Good quality for the price, soft
The fit is snug
Amazing fit
easy to fit
Warm hat
Keep warm
Very warm
Excellent value for money
Good for the price
Worth it
Comfy and warm
These beanies are really comfortable to wear
Feels comfortable to wear
Return
1.2% Return rate 81% Fixable by listing
too tight
Strange fit
Too small
It's cheap looking and feels cheap
Cheap stuff
Bad quality
very thin
very thin material no good in the cold at all
thin
Cheap material, don't think I'll ever use them
Fabric is not nice in touch
Not good feel of fabric
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 Hard Hat Liner questions
Answered from the same tracked data.








