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Small Kilner Jars

Fail

Shoppers spend only $39K a year here, so Small Kilner Jars is a Fail.

Flapen Score
36
36 / 100
Ranks 689 of 740 Business, Industry & Science niches · −13 vs the category median of 49
Market size
£39K/yr46K searches / yr
90-day growth
-21.2%search demand this quarter
Competition
67%top-5 click share · 7 brands · 50 sellers

Flapen Score

Small Kilner Jars against its category

The dotted line is the Business, Industry & Science average. Past it, Small Kilner Jars is stronger. Inside it, weaker.

36Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Small Kilner Jars market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Small Kilner Jars 46K times last year and spent an estimated £39K. The top 5 brands take 96% of clicks. Flapen scores it 36 out of 100, a Fail.

01 · Demand

9.1% of searches ended in a purchase last week.

Shoppers searched for this 46K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. In the latest week, 9.1% of those searches ended in a purchase. Searches in the last 90 days moved -21.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated £39K a year.

Searches, last 12 months
46K
Growth, 90 days vs prior 90
-21.2%
Conversion, latest week
9.1%
Market size, estimated
£39Ka year
Top search term
small kilner jars15K searches a year

02 · Price

A sale here is worth £9.32.

Listings sell for £9.32 on average, from £1.43 to £19.52. Amazon reports units sold in ranges. This niche sold 5K to 6K a year. The average listing sells 100 to 250 of them. At £9.32 that is £932 to £2K a year per listing.

Average price
£9.32under the $15 to $100 sweet spot
Price range
£1.43–£19.52
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
5K–6K
Units per listing a year
100–250
Revenue per listing a year
£932–£2K
Returns
0.7%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is reviews.

37% of listings pay for placement with sponsored ads. 63% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #442 within Food Service Equipment & Supplies. It carries 1,795 reviews at 4.53 stars, so a new listing needs social proof before a better product.

Sponsored listings
37%
Prime listings
63%
Out of stock, average day
0.0%
Average rank
#442in Food Service Equipment & Supplies
Average rating
4.53 starsAmazon United Kingdom average 4.36 stars
Average reviews
1,795per listing
Listings tracked
19

04 · Newcomers

Amazon counts 0 of last year's 1 launches as successful.

1 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 42 months on average, so the names here are settling in.

Launched, last 12 months
1
Successful launches
0Amazon's first-year sales bar
Average brand age
42 months

Products

Top Small Kilner Jars products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Competition

Competition: brands, sellers & click share

The top 5 products take 67% of clicks. Leaders hold, but buyers still shop past them.

£0£4K£8K£12K£16K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

7 falling

Sellers

50

Top-5 brand share

96%

Top 20: 100%

Top-5 click share

67%

Top 20: 100%

Open market

2%

  • Kilner79%
  • OS Oak & Steel ENGLAND6%
  • Argon Tableware6%
  • Chef-hub3%
  • Vogue2%
  • HEFTMAN2%
  • Open — no brand owns it (1 brand, 2%)

Demand

Small Kilner Jars search demand

Weekly searches over the year, seasonality beneath. Pick a range.

1K750Holiday '25OctNovDecJanFebMarAprMayJun

Peak months: Nov, Dec · busiest ÷ quietest = 2.1× · 10 of 12 months tracked

Search terms

Top Small Kilner Jars search terms shoppers use

The exact words shoppers type, with yearly volume, growth, and conversion.

  • small kilner jars15K/yr
  • small kilner jars with clip lids11K/yr
  • kilner jars 250ml9K/yr
  • 250ml kilner jars4K/yr
  • mini kilner jars3K/yr
  • kilner jars small3K/yr

Reviews and returns

What reviews say buyers love and hate about Small Kilner Jars

What buyers praise, what they complain about and why they send it back, from the reviews.

Complain

Size-Overall19%

Dimensions insufficient and misleading

Larger than specified

Size very small

Quality-Overall15%0.00

Not great quality glass

These are poorly made

Absolute rubbish

Durability13%−0.13

Broke after 2 uses

Lid Clips break/come off

Clip broke in half

Smell8%−0.09

I was led to believe these were smell proof, they are not

can smell it through the seal an hour later

my entire cupboard smells of it

Advertised Vs Actual Product6%+0.18

The dimensions provided don't give enough information and are misleading

Its misleading the seal tops

Smaller than advertised

Love

Quality-Overall25%0.00

Good quality jar

Good quality glass and lid

Excellent Quality

Value For Money18%+2.16

Good price

good value

Great value

Size-Overall17%

Good size for my needs

Right size

Just the right size for tea bags etc

Advertised Vs Actual Product7%+0.18

Does the job - good value for money

As described

Exactly what I wanted

Storage Capacity7%+1.06

Good storage

Lovely Storage Jars

Excellent space saver

Return

0.7% Return rate 82% Fixable by listing

Size-Overall72%██▇▇▇█

Dimensions insufficient and misleading

Larger than specified

Size very small

Defective Material/Parts8%▁▄████
Advertised Vs Actual Product4%▇▄█▅▃▂

The dimensions provided don't give enough information and are misleading

Its misleading the seal tops

Smaller than advertised

Quality-Overall2%▁▁▁▂█▂

Not great quality glass

These are poorly made

Absolute rubbish

Functionality-Overall2%█▃▃▄▁▁

FAQ

Common Small Kilner Jars questions

Answered from the same tracked data.