Kilner Jar Seals
FailPrices span $2.80–$7.23, mostly outside the sweet spot, so Kilner Jar Seals is a Fail.
- Flapen Score
- 36 / 100Ranks 5,242 of 5,777 Home & Garden niches · −15 vs the category median of 5136
- Market size
- £69K/yr76K searches / yr
- 90-day growth
- -18.2%search demand this quarter
- Competition
- 83%top-5 click share · 7 brands · 39 sellers
Flapen Score
Kilner Jar Seals against its category
The dotted line is the Home & Garden average. Past it, Kilner Jar Seals is stronger. Inside it, weaker.
Market
The Kilner Jar Seals market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Kilner Jar Seals 76K times last year and spent an estimated £69K. The top 5 brands take 93% of clicks. Demand peaks in Aug–Sep–Oct–Nov. Flapen scores it 36 out of 100, a Fail.
01 · Demand
An estimated 19.9% of those searches ended in a purchase.
Shoppers searched for this 76K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 19.9% of those searches ended in a purchase. Searches in the last 90 days moved -18.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated £69K a year.
- Searches, last 12 months
- 76K
- Growth, 90 days vs prior 90
- -18.2%
- Conversion, latest week
- 19.9%
- Market size, estimated
- £69Ka year
- Peak month
- September2.7× the quietest month
- Top search term
- kilner jar seals60K searches a year
02 · Price
A sale here is worth £4.59.
Listings sell for £4.59 on average, from £2.80 to £7.23. Amazon reports units sold in ranges. This niche sold 13K to 15K a year. The average listing sells 1,500 to 2,000 of them. At £4.59 that is £7K to £9K a year per listing.
- Average price
- £4.59under the $15 to $100 sweet spot
- Price range
- £2.80–£7.23
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 13K–15K
- Units per listing a year
- 1,500–2,000
- Revenue per listing a year
- £7K–£9K
- Returns
- 0.3%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is low.
67% of listings pay for placement with sponsored ads. 89% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #54 within Food Storage. It carries 515 reviews at 4.57 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 67%
- Prime listings
- 89%
- Out of stock, average day
- 0.0%
- Average rank
- #54in Food Storage
- Average rating
- 4.57 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 515per listing
- Listings tracked
- 9
04 · Newcomers
0 of last year's 1 launches cleared the first-year sales bar.
1 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 30 months on average, so a newcomer is not facing entrenched names.
- Launched, last 12 months
- 1
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 30 months
Products
Top Kilner Jar Seals 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 Replacement Rubber Seals Pack of 6 Airtight Food-Safe Seals for Round and Square Clip Top Jars (0.35 L to 2 Litre) Durable Reusable and Ideal for Preserving and Storage
- Price
- £2.80
- Rating
- 4.7/5
- Reviews
- 3,325
- Age
- 15y ago

8 Pcs Replacement Silicone Seals for Kilner Jars Airtight Seals for Food Storage Reusable Leakproof Durable Kitchen Accessories
- Price
- £3.45
- Rating
- 4.2/5
- Reviews
- 5
- Age
- 1y ago

Kilner Preserve Sealing Discs 7cm (Pack of 12) Replacement Tin Sealing Discs for 0.25L 0.5L and 1L Kilner Preserving Jars Airtight and Leak Proof
- Price
- £5.57
- Rating
- 4.6/5
- Reviews
- 695
- Age
- 16y ago

8Pcs Replacement Silicone Seals for Kilner Jar Seals silicone jar gaskets Grade Silicone Sturdy Soft and Elastic Replacement Gaskets Keep Food Freshness
- Price
- £4.40
- Rating
- 4.5/5
- Reviews
- 82
- Age
- 1y ago

Kilner Replacement Rubber Seals Pack of 6 Airtight Food-Safe Seals for 3 Litre Round Clip Top Jars Durable Reusable and Perfect for Preserving and Storage
- Price
- £4.16
- Rating
- 4.6/5
- Reviews
- 338
- Age
- 10y ago
Trending
estimated 90-day click momentum
Set of 6 Kilner Replacement Jar Seals Standard Rubber Rings for Clip Top Jars (0.35L 0.5L 1L 1.5L 2 Litre) Airtight Silicone Gaskets for Preserving Pickling Storage Food Safe Sealing Rings
- Price
- £7.23
- Rating
- 5.0/5
- Reviews
- 3
- Age
- 5mo ago

8 Pcs Replacement Silicone Seals for Kilner Jars Airtight Seals for Food Storage Reusable Leakproof Durable Kitchen Accessories
- Price
- £3.45
- Rating
- 4.2/5
- Reviews
- 5
- Age
- 1y ago

Kilner Replacement Rubber Seals Pack of 6 Airtight Food-Safe Seals for 3 Litre Round Clip Top Jars Durable Reusable and Perfect for Preserving and Storage
- Price
- £4.16
- Rating
- 4.6/5
- Reviews
- 338
- Age
- 10y ago

8Pcs Replacement Silicone Seals Compatible with Kilner Jars Airtight Silicone Food Storage Seals Durable & Reusable Preserving Seals for Jams Pickles & Fruits
- Price
- £3.71
- Rating
- 4.7/5
- Reviews
- 16
- Age
- 1y ago

Kilner Preserve Sealing Discs 7cm (Pack of 12) Replacement Tin Sealing Discs for 0.25L 0.5L and 1L Kilner Preserving Jars Airtight and Leak Proof
- Price
- £5.57
- Rating
- 4.6/5
- Reviews
- 695
- Age
- 16y ago
Newest
by launch date
Set of 6 Kilner Replacement Jar Seals Standard Rubber Rings for Clip Top Jars (0.35L 0.5L 1L 1.5L 2 Litre) Airtight Silicone Gaskets for Preserving Pickling Storage Food Safe Sealing Rings
- Price
- £7.23
- Rating
- 5.0/5
- Reviews
- 3
- Age
- 5mo ago

20-Piece Replacement Seals Silicone Seals for Kilner Jar Seals Food Preservation Airtight Storage for Kitchen Grade Silicone jar gaskets Keep Food Freshness
- Price
- £6.00
- Rating
- 4.4/5
- Reviews
- 44
- Age
- 1y ago

8 Pcs Replacement Silicone Seals for Kilner Jars Airtight Seals for Food Storage Reusable Leakproof Durable Kitchen Accessories
- Price
- £3.45
- Rating
- 4.2/5
- Reviews
- 5
- Age
- 1y ago

8Pcs Replacement Silicone Seals Compatible with Kilner Jars Airtight Silicone Food Storage Seals Durable & Reusable Preserving Seals for Jams Pickles & Fruits
- Price
- £3.71
- Rating
- 4.7/5
- Reviews
- 16
- Age
- 1y ago

8Pcs Replacement Silicone Seals for Kilner Jar Seals silicone jar gaskets Grade Silicone Sturdy Soft and Elastic Replacement Gaskets Keep Food Freshness
- Price
- £4.40
- Rating
- 4.5/5
- Reviews
- 82
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 83% of clicks. A locked shelf that new listings rarely crack.
Brands
7 flat
Sellers
39
Est. top-5 brand share
93%
Top 20: 100%
Est. top-5 click share
83%
Top 20: 100%
Open market
3%
- Kilner68%
- Plurvian8%
- Vierone7%
- XNBTFK5%
- Eclovane5%
- ZINNIAUK4%
- Open — no brand owns it (1 brand, 3%)
Demand
Kilner Jar Seals search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Aug, Sep, Oct, Nov · busiest ÷ quietest = 2.7×
Search terms
Top Kilner Jar Seals search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- kilner jar seals60K/yr
- kilner jar seals replacement5K/yr
- rubber jar seals4K/yr
- jar seals4K/yr
- rubber seals for kilner jars3K/yr
Reviews and returns
What reviews say buyers love and hate about Kilner Jar Seals
We read the reviews and the return reasons for every product selling here.
“Wrong size for killer”
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.
14 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 Jar Seals 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









