Skip to content

Mason Jars with Lids

soft demand (-11.2% this quarter) — Mason Jars with Lids doesn't clear our bar today.

Flapen Score

43
Skip it

Ranks 4,377 of 5,777 Home & Garden niches · −8 vs the category median of 51

Market size 42Growth 19Conversion 64Competition 35Returns 97Price range 30Avg price 29Brand share 34Review moat 51Quality gap 33
This niche Category average · 5,777 niches

Is Mason Jars with Lids profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Mason Jars with Lids is a £217K/yr Amazon United Kingdom market (402K searches/yr). The top 5 brands hold 85% of demand. Verdict: Skip it — 43/100.

Mason Jars with Lids: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -11.2% over the last 90 days and 5.7% of searches end in a purchase.

£217K

revenue / yr

Units sold / yr30K
Search volume / yr-11.2%402K
Conversion rate5.7%
Avg price£9.46

Who owns the niche?

The top 5 brands hold 85% of demand, so 15% of the market is open.

15%

open market share

Brands · sellers13 · 53
Top-5 product click share64%
Open market15%
Avg brand age32 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.5★ — the gap to enter on.

0/100

page quality · 21 products

Sponsored placement71%
New entrants (1y)4· 2 succeeded
Avg rating4.5★
Avg reviews1,476

Top Mason Jars with Lids products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products take 64% of clicks — established leaders, but buyers still shop beyond them.

£0£11K£22K£33K£43K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

13 falling

Sellers

53

Top-5 brand share

85%

Top 20: 100%

Top-5 click share

64%

Top 20: 99%

Open market

12%

  • Kilner47%
  • Hniuyun21%
  • Showvigor7%
  • ComSaf5%
  • EkkoVla4%
  • LOFERMA3%
  • Open — no brand owns it (7 brands, 12%)

Mason Jars with Lids demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume402KCVR5.7%Products21Brands13Top 5 Brands85%OOS Rate4.0%Rating4.5★Reviews1,476Avg BSR#790
12K8KSpike '25Prime Day '25SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.5×

Top Mason Jars with Lids search terms shoppers use

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

  • mason jar155K/yr
  • mason jars with lids139K/yr
  • mason jars92K/yr
  • glass mason jars with lids8K/yr
  • glass mason jars4K/yr
  • masonry jars with lids3K/yr

What reviews say buyers love and hate about Mason Jars with Lids

What buyers mention most, as a share of all reviews.

What buyers love

89% of reviews
Quality-Overall27%

Great producT

Size-Overall17%

Good size for my needs

Value For Money15%

Excellent value for money

Advertised Vs Actual Product8%

As advertised

Storage Capacity5%

Good storage

What buyers complain about

81% of reviews
Durability18%

Breaks Easily

Quality-Overall16%

Not great quality glass

Size-Overall15%

Not fit for use

Advertised Vs Actual Product10%

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

Rusts/Corrodes8%

it started rusting

Mason Jars with Lids return rate & reasons

Why buyers send it back, as a share of all return requests.

0.7%

Return rate

78%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Size-Overall
67%
2Defective Material/Parts
9%
3Advertised Vs Actual Product
3%
4Functionality-Overall
3%
5Compatibility-Overall
2%

Common Mason Jars with Lids questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores Mason Jars with Lids 43/100 on Amazon United Kingdom — Skip it. The niche generates £217K/yr across 21 tracked products. 2 of 4 products launched in the last 360 days are still selling. Search demand moved -11.2% over the last 90 days.
Search demand for Mason Jars with Lids on Amazon United Kingdom is steady year-round — the busiest month runs 1.5× the quietest.