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51

ninja air fryer liners

Worth a look

Shows low returns (0.4%), but prices mostly outside the sweet spot ($3.73–$13.90) keeps it on the watch list.

Market size 50Growth 11Conversion 97Competition 54Returns 98Price range 0Avg price 19Brand share 78Review moat 25Quality gap 42

Returns

Incredible0.4%

return rate — above 5% kills the launch gate

Conversion

Incredible14.9%

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

Brand share

Great57%

top-5 brand share — no brand owns this niche

Competition

Good53%

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

Market size

Good£278K

£278K/yr · 276K searches

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Review moat

Bad4,652.68

avg incumbent reviews — the moat a new listing must climb

Avg price

Bad£6.78

avg listing price — sweet spot $15–$100

Growth

Bad-27.3%

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

Price range

Bad£3.73–£13.90

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

According to Flapen's Amazon United Kingdom niche tracking, ninja air fryer liners is a £278K/yr Amazon United Kingdom market (276K searches/yr). The top 5 brands hold 57% of demand. Demand peaks in Jan–Nov–Dec. Verdict: Worth a look — 51/100.

Data updated Jul 27, 2026 · scored weekly · How we score niches

ninja air fryer liners market data

Units sold / yr
30K–40K
avg 1,500–2,000/product
Revenue / yr
£203K–£271K
units × avg price
Conversion rate
14.9%
Avg BSR
#21
Page quality
0%
Prime
100%
Sponsored
100%
Out of stock
4.3%
Avg brand age
27 months
Avg seller age
199 days

Competition & brand share

The top 5 products take 53% of clicks — established leaders, but buyers still shop beyond them.

Brands

20 rising

Sellers

26

Top-5 brand share

57%

Top 20: 100%

Top-5 click share

53%

Top 20: 99%

Open market

35%

  • ENGHEK14%
  • Baker's Signature12%
  • FIFHEN12%
  • BYKITCHEN10%
  • Stone TH9%
  • Xaarmonex9%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -27.3% search growth over the last 90 days.
18K13KSpike '24Holiday '24Spike '25Prime Day '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Nov, Dec · busiest ÷ quietest = 2.9×

Top ninja air fryer liners search terms

  • ninja air fryer liners206K/yr
  • air fryer liners ninja22K/yr
  • ninja dual air fryer liners20K/yr
  • ninja liners8K/yr
  • liners for ninja dual air fryer7K/yr
  • dual air fryer liners6K/yr
  • ninja air fryer liner4K/yr
  • ninja liners for air fryer2K/yr
  • ninja air fryer dual liners1K/yr
All search terms

Top ninja air fryer 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%4%£11K8%£22K12%£33K16%£45K101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 22 tracked products in this niche — three views at once, no toggling.

What buyers say about ninja air fryer liners

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

What buyers love

Size-Overall18%

“Fits drawers perfectly”

Quality-Overall17%

“Solid quality product”

Frying Quality15%

“Wonderful air fryer trays”

Ease Of Cleaning12%

“Cleans easily”

Value For Money10%

“Good value for money”

Advertised Vs Actual Product8%

“As described”

Ease Of Use4%

“Easy to use”

Strength2%

“Great sturdy product”

Thickness1%

“are thicker in the walls which means they hold their shape well”

Efficiency1%

“Does the job”

What buyers complain about

Size-Overall18%

“To big”

Thickness11%

“Very thin material”

Strength10%

“Not sturdy”

Quality-Overall7%

“Not great quality”

Ease Of Cleaning4%

“Impossible to clean”

Cooking Experience3%

“blocks it from cooking”

Value For Money3%

“More expensive than else where”

Advertised Vs Actual Product2%

“Not what expected”

Handle Quality2%

“Handle broke on first use”

Heating2%

“poor at conducting heat”

Top return reasons

Size-Overall75%
Quality-Overall4%
Strength4%
Functionality-Overall2%
Compatibility-Overall2%
Advertised Vs Actual Product2%
Thin2%
Smell1%
Flammable1%
Material Quality1%

Common questions

Is ninja air fryer liners profitable to sell on Amazon United Kingdom?
The niche generates £278K/yr across 22 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is -27.3%. Flapen's verdict: Worth a look (51/100).
How competitive is the ninja air fryer liners niche?
20 brands and 26 sellers compete. The top 5 products take 53% of clicks and top 5 brands hold 57% of demand.
What do buyers complain about in ninja air fryer liners?
Top complaints mined from reviews: Size-Overall, Thickness, Strength. The return rate is 0.4%.
When does demand for ninja air fryer liners peak?
Demand peaks in Jan–Nov–Dec; the busiest month runs 2.9× the quietest.
What does it cost to enter the ninja air fryer liners niche?
Listings span £3.73–£13.90; the average listing price is £6.78 (sweet spot $15–$100). The average incumbent carries 4,653 reviews — the moat a new listing must climb.