Kilner Jars 0.5l
FailThe top 5 brands take 100% of clicks, so Kilner Jars 0.5l is a Fail.
- Flapen Score
- 37 / 100Ranks 5,154 of 5,777 Home & Garden niches · −14 vs the category median of 5137
- Market size
- £46K/yr26K searches / yr
- 90-day growth
- -20.2%search demand this quarter
- Competition
- 66%top-5 click share · 5 brands · 52 sellers
Flapen Score
Kilner Jars 0.5l against its category
The dotted line is the Home & Garden average. Past it, Kilner Jars 0.5l is stronger. Inside it, weaker.
Market
The Kilner Jars 0.5l market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Kilner Jars 0.5l 26K times last year and spent an estimated £46K. All 5 brands take every click. Flapen scores it 37 out of 100, a Fail.
01 · Demand
An estimated 17.6% of those searches ended in a purchase.
Shoppers searched for this 26K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 17.6% of those searches ended in a purchase. Searches in the last 90 days moved -20.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated £46K a year.
- Searches, last 12 months
- 26K
- Growth, 90 days vs prior 90
- -20.2%
- Conversion, latest week
- 17.6%
- Market size, estimated
- £46Ka year
- Top search term
- kilner jars 500ml7K searches a year
02 · Price
A sale here is worth £9.96.
Listings sell for £9.96 on average, from £2.27 to £25.47. Amazon reports units sold in ranges. This niche sold 5K to 6K a year. The average listing sells 250 to 500 of them. At £9.96 that is £2K to £5K a year per listing.
- Average price
- £9.96under the $15 to $100 sweet spot
- Price range
- £2.27–£25.47
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 5K–6K
- Units per listing a year
- 250–500
- Revenue per listing a year
- £2K–£5K
- Returns
- 0.6%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is reviews.
28% of listings pay for placement with sponsored ads. 39% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #151 within Food Storage. It carries 1,748 reviews at 4.60 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 28%
- Prime listings
- 39%
- Out of stock, average day
- 0.0%
- Average rank
- #151in Food Storage
- Average rating
- 4.60 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 1,748per listing
- Listings tracked
- 18
04 · Newcomers
1 of last year's 1 launches cleared the first-year sales bar.
1 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 44 months on average, so the names here are settling in.
- Launched, last 12 months
- 1
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 44 months
Products
Top Kilner Jars 0.5l products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 27, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Kilner Preserve Jar 0.5L (500ml) Round Glass Screw Top Lid Preservation Storage Jar for Jams Chutneys Small Pickled Fruits
- Price
- £2.27
- Rating
- 4.6/5
- Reviews
- 3,565
- Age
- 19y ago

Kilner Set of 3 Round Clip Top Jars 0.5 Litre (3 x 500ml) Airtight Glass Storage Jars for Preserving Jams Dry Foods Reusable
- Price
- £10.41
- Rating
- 4.7/5
- Reviews
- 816
- Age
- 5y ago

Kilner Round Clip Top Jar 0.5 Litre (500ml) Airtight Glass Storage Jar for Preserving Jams Chutneys Dry Foods Reusable
- Price
- £5.20
- Rating
- 4.7/5
- Reviews
- 2,641
- Age
- 16y ago

Kilner Round Clip Top Jar 0.5 Litre (500ml) Airtight Glass Storage Jar for Preserving Jams Chutneys Dry Foods Reusable
- Price
- £3.87
- Rating
- 4.7/5
- Reviews
- 547
- Age
- 5y ago

6 x Kilner Square 0.5 Litre Airtight Clip Top Preserve Jars 0025.510
- Price
- £22.00
- Rating
- 4.8/5
- Reviews
- 790
- Age
- 13y ago
Trending
estimated 90-day click momentum
ComSaf 3 Pack 500ml Short Glass Jars with Airtight Lids Small Clip Top Jars for Drawers & Pantry Mini Mason Jars for Jam Pickles Canning Snacks Spice Storage & Pantry Organization
- Price
- £11.23
- Rating
- 4.7/5
- Reviews
- 588
- Age
- 3mo ago

Kilner Clip Top Jar 1 Litre (1000ml) Airtight Glass Storage Jar for Preserving Fruits Vegetables Coffee Tea Rice Flour Nuts Pasta
- Price
- £3.45
- Rating
- 4.7/5
- Reviews
- 5,001
- Age
- 20y ago

Kilner Round Clip Top Jar 0.5 Litre (500ml) Airtight Glass Storage Jar for Preserving Jams Chutneys Dry Foods Reusable
- Price
- £3.87
- Rating
- 4.7/5
- Reviews
- 547
- Age
- 5y ago

Kilner Square Clip Top Jar 250ml (0.25L) Airtight Glass Jar for Storing Herbs Spices Dried Fruits Nuts and Seeds
- Price
- £4.54
- Rating
- 4.4/5
- Reviews
- 77
- Age
- 2y ago

Kilner Round Clip Top Jar 0.5 Litre (500ml) Airtight Glass Storage Jar for Preserving Jams Chutneys Dry Foods Reusable
- Price
- £5.20
- Rating
- 4.7/5
- Reviews
- 2,641
- Age
- 16y ago
Newest
by launch date
ComSaf 3 Pack 500ml Short Glass Jars with Airtight Lids Small Clip Top Jars for Drawers & Pantry Mini Mason Jars for Jam Pickles Canning Snacks Spice Storage & Pantry Organization
- Price
- £11.23
- Rating
- 4.7/5
- Reviews
- 588
- Age
- 3mo ago

Kilner Square Clip Top Jar 250ml (0.25L) Airtight Glass Jar for Storing Herbs Spices Dried Fruits Nuts and Seeds
- Price
- £4.54
- Rating
- 4.4/5
- Reviews
- 77
- Age
- 2y ago

ZENO Clip Top Glass Jars 500ml 6PCS | Airtight Glass Storage | Perfect for Dry Food Coffee Beans & Tea Bags | Kitchen Preserving & Spice Containers
- Price
- £12.22
- Rating
- 4.4/5
- Reviews
- 185
- Age
- 3y ago

Kilner Preserve Jar Set of 3 x 0.5L (500ml) Round Glass Screw Top Lid Preservation Storage Jar for Jams Chutneys and Small Pickled Fruits
- Price
- £8.21
- Rating
- 4.4/5
- Reviews
- 336
- Age
- 4y ago

Kilner Set of 3 Round Clip Top Jars 0.5 Litre (3 x 500ml) Airtight Glass Storage Jars for Preserving Jams Dry Foods Reusable
- Price
- £10.41
- Rating
- 4.7/5
- Reviews
- 816
- Age
- 5y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 66% of clicks. Leaders hold, but buyers still shop past them.
Brands
5 flat
Sellers
52
Est. top-5 brand share
100%
Top 20: 100%
Est. top-5 click share
66%
Top 20: 100%
Open market
0%
- Kilner90%
- Argon Tableware4%
- Maison & White3%
- ComSaf2%
- ZENO1%
Demand
Kilner Jars 0.5l search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Sep, Oct, Nov, Dec · busiest ÷ quietest = 6.3× · 11 of 12 months tracked
Reviews and returns
What reviews say buyers love and hate about Kilner Jars 0.5l
We read the reviews and the return reasons for every product selling here.
“Breaks Easily”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
18 topics
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 Kilner Jars 0.5l questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









