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43

40l bin liners

Skip it

Prices mostly outside the sweet spot ($2.16–$13.91) — this niche doesn't clear our bar today.

Market size 13Growth 23Conversion 96Competition 32Returns 100Price range 0Avg price 20Brand share 40Review moat 40Quality gap 62

Returns

Incredible0.1%

return rate — above 5% kills the launch gate

Conversion

Incredible14.1%

search→purchase rate — share of searches ending in a sale

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Brand share

Okay81%

top-5 brand share — brands hold most of the demand

Review moat

Okay2,539.12

avg incumbent reviews — the moat a new listing must climb

Competition

Okay66%

top-5 click share — leaders hold, buyers still browse

Growth

Bad-3.3%

90-day search growth — must beat 0% to launch

Avg price

Bad£7.10

avg listing price — sweet spot $15–$100

Market size

Bad£51K

£51K/yr · 51K searches

Price range

Bad£2.16–£13.91

cheapest to priciest tracked listing — scored on the share inside $15–$100

According to Flapen's Amazon United Kingdom niche tracking, 40l bin liners is a £51K/yr Amazon United Kingdom market (51K searches/yr). The top 5 brands hold 81% of demand. Verdict: Skip it — 43/100.

Data updated Jul 24, 2026 · scored weekly · How we score niches

40l bin liners market data

Units sold / yr
6K–8K
avg 250–500/product
Revenue / yr
£43K–£57K
units × avg price
Conversion rate
14.1%
Avg BSR
#175
Page quality
0%
Prime
100%
Sponsored
71%
Out of stock
13.5%
Avg brand age
56 months
Avg seller age
177 days

Competition & brand share

The top 5 products take 66% of clicks — established leaders, but buyers still shop beyond them.

Brands

11 falling

Sellers

77

Top-5 brand share

81%

Top 20: 100%

Top-5 click share

66%

Top 20: 100%

Open market

15%

  • Teivio48%
  • BLACK+DECKER15%
  • EKO8%
  • CATERPACK BY ROBINSON YOUNG5%
  • Kordis5%
  • Polylina4%
  • Open — no brand owns it (5 brands, 15%)

Demand

Weekly Amazon search volume, last 38 weeks — -3.3% search growth over the last 90 days.
1K800Spike '26Nov '25Dec '25Jan '26Mar '26Apr '26May '26

Top 40l bin liners search terms

  • 40l bin liners18K/yr
  • bin bags 40l9K/yr
  • 40 litre bin bags10K/yr
  • 40l bin bags5K/yr
  • bin liners 40l3K/yr
  • 45l bin liners4K/yr
All search terms

Top 40l bin liners 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%£5K20%£10K30%£15K40%£20K101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 17 tracked products in this niche — three views at once, no toggling.

What buyers say about 40l bin liners

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall22%

“Excellent product”

Value For Money16%

“Cheap price”

Size-Overall15%

“Fit nicely”

Strength12%

“Sturdy bags”

Thickness8%

“These are really thick bags”

Bin Capacity5%

“Great for Small bins”

Leak-Proof5%

“Dont leak”

Ease Of Use3%

“easy to use”

Durability3%

“They dont break or split when using them”

Advertised Vs Actual Product2%

“Just what I wanted”

What buyers complain about

Thickness17%

“these bags are not thick”

Quality-Overall16%

“Quality control issue”

Strength13%

“Not sturdy”

Size-Overall11%

“these are too narrow”

Ease Of Use11%

“not easy to use”

Durability6%

“the tops of the bags rip off when you try to tie them”

Value For Money4%

“Waste of Money”

Bin Capacity3%

“40lt bag doesn't fit my 40lt bin”

Thin3%

“Thin”

Advertised Vs Actual Product3%

“Not as described”

Top return reasons

Size-Overall36%
Bin Capacity31%
Thin7%
Strength7%
Quality-Overall6%
Advertised Vs Actual Product4%
Thickness2%
Weight Heavy1%
Defective Material/Parts1%
Material Quality1%

Common questions

Is 40l bin liners profitable to sell on Amazon United Kingdom?
The niche generates £51K/yr across 17 tracked products. 2 of 5 products launched in the last 360 days are still selling. 90-day search growth is -3.3%. Flapen's verdict: Skip it (43/100).
How competitive is the 40l bin liners niche?
11 brands and 77 sellers compete. The top 5 products take 66% of clicks and top 5 brands hold 81% of demand.
What do buyers complain about in 40l bin liners?
Top complaints mined from reviews: Thickness, Quality-Overall, Strength. The return rate is 0.1%.
What does it cost to enter the 40l bin liners niche?
Listings span £2.16–£13.91; the average listing price is £7.10 (sweet spot $15–$100). The average incumbent carries 2,539 reviews — the moat a new listing must climb.