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49

height increase insoles

Skip it

Soft demand (-6.9% this quarter) — this niche doesn't clear our bar today.

Market size 32Growth 22Conversion 47Competition 30Returns 89Price range 82Avg price 51Brand share 41Review moat 58Quality gap 95

Quality gap

Incredible4.0★

avg incumbent rating — lower means beatable quality

Returns

Great1.3%

return rate — above 5% kills the launch gate

Price range

Great£4.85–£68.06

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

Review moat

Good1,162.8

avg incumbent reviews — the moat a new listing must climb

Avg price

Good£12.13

avg listing price — sweet spot $15–$100

Conversion

Okay3.7%

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

Brand share

Okay80%

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

Market size

Okay£152K

£152K/yr · 336K searches

Competition

Okay67%

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

Growth

Bad-6.9%

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

According to Flapen's Amazon United Kingdom niche tracking, height increase insoles is a £152K/yr Amazon United Kingdom market (336K searches/yr). The top 5 brands hold 80% of demand. Verdict: Skip it — 49/100.

Data updated Jul 23, 2026 · scored weekly · How we score niches

height increase insoles market data

Units sold / yr
13K–15K
avg 500–750/product
Revenue / yr
£152K–£182K
units × avg price
Conversion rate
3.7%
Avg BSR
#193
Page quality
0%
Prime
100%
Sponsored
100%
Out of stock
0.7%
Avg brand age
40 months
Avg seller age
194 days

Competition & brand share

The top 5 products take 67% of clicks — established leaders, but buyers still shop beyond them.

Brands

11 falling

Sellers

14

Top-5 brand share

80%

Top 20: 100%

Top-5 click share

67%

Top 20: 100%

Open market

14%

  • Miss Good30%
  • URAQT18%
  • benoo18%
  • ZHIYE9%
  • Ailaka5%
  • Bukihome5%
  • Open — no brand owns it (5 brands, 14%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -6.9% search growth over the last 90 days.
8K6KSpike '25SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.3×

Top height increase insoles search terms

  • height increase insoles168K/yr
  • height boosters40K/yr
  • shoe lifts for men18K/yr
  • height insoles17K/yr
  • shoe lifts11K/yr
  • height booster7K/yr
  • shoe inserts for height7K/yr
  • shoe height inserts for men7K/yr
  • height increase insoles for men9K/yr
  • mens height increasing insoles7K/yr
All search terms

Top height increase insoles 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%£15K20%£30K30%£46K40%£61K1101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 15 tracked products in this niche — three views at once, no toggling.

What buyers say about height increase insoles

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

What buyers love

Comfort-Overall29%

“Very comfortable”

Quality-Overall22%

“Good quality product”

Size-Overall14%

“Cute fit”

Value For Money11%

“Good price as well”

Advertised Vs Actual Product6%

“Does the job”

Safety Standards3%

“Confidence booster”

Shape/Style2%

“In great shape”

Durability1%

“durable”

Breathability1%

“They are also breathable”

Ease Of Use1%

“Practical, easy to use, and nicely hidden inside your shoes”

What buyers complain about

Comfort-Overall21%

“Not comfortable”

Quality-Overall17%

“Brutal”

Size-Overall13%

“so they are not fit for the job”

Smell10%

“They didnt smell strong or offensive like others has suggested”

Arch Support6%

“they will strain your arch over time to the Point your feet hurt when walking on your flat feet”

Thin6%

“Way too thin”

Heel Support6%

“when you start going higher than that you're reaching high heels level of comfort and those are not comfortable in the long run”

Pain Relief-Overall4%

“uncomfortable your feet hurt”

Flexibility3%

“I expected that it could be a bit more flexible”

Ease Of Use3%

“Not usable”

Top return reasons

Size-Overall40%
Comfort-Overall18%
Quality-Overall9%
Functionality-Overall8%
Pain Relief-Overall5%
Advertised Vs Actual Product3%
Feet Fit2%
Hard Feel2%
Material Quality2%
Compatibility-Overall2%

Common questions

Is height increase insoles profitable to sell on Amazon United Kingdom?
The niche generates £152K/yr across 15 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -6.9%. Flapen's verdict: Skip it (49/100).
How competitive is the height increase insoles niche?
11 brands and 14 sellers compete. The top 5 products take 67% of clicks and top 5 brands hold 80% of demand.
What do buyers complain about in height increase insoles?
Top complaints mined from reviews: Comfort-Overall, Quality-Overall, Size-Overall. The return rate is 1.3%.
When does demand for height increase insoles peak?
Demand is steady year-round — the busiest month runs 1.3× the quietest.
What does it cost to enter the height increase insoles niche?
Listings span £4.85–£68.06; the average listing price is £12.13 (sweet spot $15–$100). The average incumbent carries 1,163 reviews — the moat a new listing must climb.