---
title: "Slow Cooker Liner — £190K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/home-garden/slow-cooker-liner"
last_updated: "2026-07-31T20:45:42.985Z"
locale: en
meta:
description: "Niche score 39/100 · £190K/yr market · 132K searches/yr · £5.81 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 39/100 · £190K/yr market · 132K searches/yr · £5.81 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Slow Cooker Liner — £190K/yr Amazon UK Niche (2026) - Flapen"
---
# **slow cooker liner**
**Skip it**
Soft demand (-51.1% this quarter) — this niche doesn't clear our bar today.
Market size 38Growth 0Conversion 100Competition 22Returns 100Price range 0Avg price 16Brand share 43Review moat 34Quality gap 33
**Conversion**
**Incredible****24.7%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Incredible****0.1%**
return rate — above 5% kills the launch gate
**Brand share**
**Okay****79%**
top-5 brand share — brands hold most of the demand
**Market size**
**Okay****£190K**
£190K/yr · 132K searches
**Review moat**
**Okay****3,085**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Competition**
**Bad****73%**
top-5 click share — a locked-up shelf
**Avg price**
**Bad****£5.81**
avg listing price — sweet spot $15–$100
**Growth**
**Bad****-51.1%**
90-day search growth — must beat 0% to launch
**Price range**
**Bad****£0.71–£11.21**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=uk&signal=low_review_barrier "Top brand's reviews < 500")
According to Flapen's Amazon United Kingdom niche tracking, slow cooker liner is a £190K/yr Amazon United Kingdom market (132K searches/yr). The top 5 brands hold 79% of demand. Demand peaks in Jan–Feb–Oct–Nov–Dec. Verdict: Skip it — 39/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **slow cooker liner market data**
- **Units sold / yr**
- **20K–25K**
- avg 2,000–2,500/product
- **Revenue / yr**
- **£116K–£145K**
- units × avg price
- **Conversion rate**
- **24.7%**
- **Avg BSR**
- **#152**
- **Page quality**
- **0%**
- **Prime**
- **83%**
- **Sponsored**
- **58%**
- **Out of stock**
- **4.2%**
- **Avg brand age**
- **44 months**
- **Avg seller age**
- **199 days**
## **Competition & brand share**
The top 5 products capture 73% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**10 **▲rising
**Sellers**
**41**
**Top-5 brand share**
**79%**
Top 20: 100%
**Top-5 click share**
**73%**
Top 20: 100%
**Open market**
**14%**
- Delahunt Catering Supplies24% - Toastabags18% - Zinc Products13% - JVVFUU13% - SOL11% - FIND A SPARE7% - Open — no brand owns it (4 brands, 14%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -51.1% search growth over the last 90 days.
5K4KSpike '24Spike '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Feb, Oct, Nov, Dec · busiest ÷ quietest = 4.1×
[**Open Trend **](https://flapen.com/research/uk/home-garden/slow-cooker-liner/trend)
## **Top slow cooker liner search terms**
- **slow cooker liner**72K/yr-51.0%15.5% conv. - **slow cooker liners**32K/yr-54.6%14.6% conv. - **slow cooker bags**14K/yr-40.4%13.6% conv. - **slow cooker liners 6.5 oval**7K/yr-58.0%17.8% conv. - **slow cooker bags liners**4K/yr-41.1%16.4% conv. - **slow cooker liners 3.5 oval**4K/yr-58.2%11.3% conv. [**All search terms **](https://flapen.com/research/uk/home-garden/slow-cooker-liner/search-terms)
## **Top slow cooker liner products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%10%£19K20%£38K30%£57K40%£76K1101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 12 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1![Slow Cooker Liners [20 Pack] Fits Up to 6.5L BPA-Free & Heat-Resistant PET Plastic | Leakproof Disposable Cooking Bags for Slow Cookers Ovens Freezers Batch Cooking Casseroles & Meal Prep](https://m.media-amazon.com/images/I/51HktiTw8bL.jpg)**Slow Cooker Liners \[20 Pack\] Fits Up to 6.5L BPA-Free & Heat-Resistant PET Plastic | Leakproof Disposable Cooking Bags for Slow Cookers Ovens Freezers Batch Cooking Casseroles & Meal Prep**Delahunt Catering Supplies**£6.72**4.7★155 rev](https://www.amazon.co.uk/dp/B0FH5R2N3X) [2**30 x 55cm Slow Cooker Liners PK 5 Hold Up to 6.5 Litre Safety Tested**Zinc Products**£3.05**4.5★2,439 rev](https://www.amazon.co.uk/dp/B07TYFCMHT) [3**JVVFUU Slow Cooker Liners 3-8 Quart Cooking Bags Large Size 13x 21 Slow Cooker Bags Disposable Oval Large For Crock Pot (30)**JVVFUU**£6.68**4.7★1,424 rev](https://www.amazon.co.uk/dp/B0D57C99G9) [4**Toastabags Slow Cooker Liner Transparent Pack of 25**Toastabags**£3.26**4.7★15,659 rev](https://www.amazon.co.uk/dp/B01MATK7UY) [5**SOL 24pk Slow Cooker Liners Disposable Cooking Bags for Crock Pots Heat Resistant Kitchen Accessories for Stews Soups Roasting Food Preparation Easy Clean Pot Protection Home Use**SOL**£5.85**4.4★21 rev](https://www.amazon.co.uk/dp/B0FHKH81T3)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Slow Cooker Liners 60 Count Cooking Bags Large Size Disposable Pot Liners Plastic Bags Fit 3QT to 8QT for Slow Cooker Cooking Trays 13x 21 (60 Large)**RENQCZE**£11.21**9 rev7mo ago](https://www.amazon.co.uk/dp/B0G5WTQWT9) [**Slow Cooker Liners 20 Count Cooking Bags Large Size Disposable Pot Liners Plastic Bags Fit 3QT to 8QT for Slow Cooker Cooking Trays 13x 21 (20)**LURULURU**£6.04**93 rev11mo ago](https://www.amazon.co.uk/dp/B0FMXG76DQ) [**SOL 24pk Slow Cooker Liners Disposable Cooking Bags for Crock Pots Heat Resistant Kitchen Accessories for Stews Soups Roasting Food Preparation Easy Clean Pot Protection Home Use**SOL**£5.85**21 rev1y ago](https://www.amazon.co.uk/dp/B0FHKH81T3) [![Slow Cooker Liners [20 Pack] Fits Up to 6.5L BPA-Free & Heat-Resistant PET Plastic | Leakproof Disposable Cooking Bags for Slow Cookers Ovens Freezers Batch Cooking Casseroles & Meal Prep](https://m.media-amazon.com/images/I/51HktiTw8bL.jpg)**Slow Cooker Liners \[20 Pack\] Fits Up to 6.5L BPA-Free & Heat-Resistant PET Plastic | Leakproof Disposable Cooking Bags for Slow Cookers Ovens Freezers Batch Cooking Casseroles & Meal Prep**Delahunt Catering Supplies**£6.72**155 rev1y ago](https://www.amazon.co.uk/dp/B0FH5R2N3X) [**JVVFUU Slow Cooker Liners 3-8 Quart Cooking Bags Large Size 13x 21 Slow Cooker Bags Disposable Oval Large For Crock Pot (30)**JVVFUU**£6.68**1,424 rev1y ago](https://www.amazon.co.uk/dp/B0D57C99G9)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**JVVFUU Slow Cooker Liners 3-8 Quart Cooking Bags Large Size 13x 21 Slow Cooker Bags Disposable Oval Large For Crock Pot (30)**JVVFUU**£6.68**4.7★**▲ 466%**](https://www.amazon.co.uk/dp/B0D57C99G9) [**Slow Cooker Liners 60 Count Cooking Bags Large Size Disposable Pot Liners Plastic Bags Fit 3QT to 8QT for Slow Cooker Cooking Trays 13x 21 (60 Large)**RENQCZE**£11.21**4.9★**▲ 378%**](https://www.amazon.co.uk/dp/B0G5WTQWT9) [**SOL 24pk Slow Cooker Liners Disposable Cooking Bags for Crock Pots Heat Resistant Kitchen Accessories for Stews Soups Roasting Food Preparation Easy Clean Pot Protection Home Use**SOL**£5.85**4.4★**▲ 275%**](https://www.amazon.co.uk/dp/B0FHKH81T3) [**Slow Cooker Liners 20 Count Cooking Bags Large Size Disposable Pot Liners Plastic Bags Fit 3QT to 8QT for Slow Cooker Cooking Trays 13x 21 (20)**LURULURU**£6.04**4.1★**▲ 190%**](https://www.amazon.co.uk/dp/B0FMXG76DQ) [**Toastabags Slow Cooker Liners 5 pack Disposable Crock Pot Liners BPA-Free Heat-Resistant Fits Most Oval & Round Slow Cookers Easy Cleanup Cooking Bags**Toastabags**£0.71**4.7★**▲ 149%**](https://www.amazon.co.uk/dp/B00TOR2ECW)
**~~View all trending →~~**
## **What buyers say about slow cooker liner**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**18%
*“Good quality bags”*
**Ease Of Cleaning**15%
*“These really help with cleaning up”*
**Value For Money**14%
*“Excellent value”*
**Advertised Vs Actual Product**11%
*“Worked better than I expected”*
**Ease Of Use**10%
*“Ease of use”*
**Size-Overall**9%
*“They are a good size”*
**Cooking Experience**8%
*“Great item worth every penny saves all that scrubbing out at the end of cooking”*
**Strength**2%
*“Good and sturdy”*
**Washability**2%
*“save time on the washing up”*
**Thickness**2%
*“These are good quality, nice and thick”*
### **What buyers complain about **
**Size-Overall**18%
*“The liners do not fit a 6.5 liter slow cooker”*
**Ease Of Cleaning**16%
*“pondering buying a new slow cooker as the clear glaze is so scratched inside its harder to clean”*
**Advertised Vs Actual Product**14%
*“Obviously being advertised incorrectly”*
**Quality-Overall**9%
*“These are rubbish”*
**Thin**9%
*“Very thin”*
**Natural Resource Wastage**5%
*“Waste of money”*
**Heat Resistance**3%
*“unfortunately I havent been able to use them yet as the heat has gone so high. Not complaining”*
### **Top return reasons **
**Size-Overall**55%
**Value For Money**27%
**Advertised Vs Actual Product**9%
**Functionality-Overall**5%
**Thickness**2%
**Compatibility-Overall**2%
## **Common questions**
- **Is slow cooker liner profitable to sell on Amazon United Kingdom?**
- The niche generates £190K/yr across 12 tracked products. 0 of 2 products launched in the last 360 days are still selling. 90-day search growth is -51.1%. Flapen's verdict: Skip it (39/100).
- **How competitive is the slow cooker liner niche?**
- 10 brands and 41 sellers compete. The top 5 products take 73% of clicks and top 5 brands hold 79% of demand.
- **What do buyers complain about in slow cooker liner?**
- Top complaints mined from reviews: Size-Overall, Ease Of Cleaning, Advertised Vs Actual Product. The return rate is 0.1%.
- **When does demand for slow cooker liner peak?**
- Demand peaks in Jan–Feb–Oct–Nov–Dec; the busiest month runs 4.1× the quietest.
- **What does it cost to enter the slow cooker liner niche?**
- Listings span £0.71–£11.21; the average listing price is £5.81 (sweet spot $15–$100). The average incumbent carries 3,085 reviews — the moat a new listing must climb.
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