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foam bricks

Skip it

A small market ($31K/yr) — this niche doesn't clear our bar today.

Market size 8Growth 17Conversion 30Competition 15Returns 97Price range 83Avg price 95Brand share 38Review moat 72Quality gap 81

Returns

Incredible0.7%

return rate — above 5% kills the launch gate

Avg price

Incredible£34.47

avg listing price — sweet spot $15–$100

Price range

Great£7.54–£57.86

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

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Review moat

Good603.6

avg incumbent reviews — the moat a new listing must climb

Brand share

Okay82%

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

Conversion

Okay2.4%

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

Growth

Bad-16.7%

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

Competition

Bad82%

top-5 click share — a locked-up shelf

Market size

Bad£31K

£31K/yr · 38K searches

According to Flapen's Amazon United Kingdom niche tracking, foam bricks is a £31K/yr Amazon United Kingdom market (38K searches/yr). The top 5 brands hold 82% of demand. Demand peaks in Aug–Sep–Oct–Nov. Verdict: Skip it — 43/100.

Data updated Jul 29, 2026 · scored weekly · How we score niches

foam bricks market data

Units sold / yr
1K–1K
avg 0–100/product
Revenue / yr
£34K–£43K
units × avg price
Conversion rate
2.4%
Avg BSR
#924
Page quality
0%
Prime
90%
Sponsored
70%
Out of stock
7.7%
Avg brand age
31 months
Avg seller age
201 days

Competition & brand share

The top 5 products capture 82% of clicks — a locked-up shelf that new listings rarely crack.

Brands

10 rising

Sellers

15

Top-5 brand share

82%

Top 20: 100%

Top-5 click share

82%

Top 20: 100%

Open market

13%

  • EXERZ41%
  • DIYASY13%
  • Satargo11%
  • Playlearn10%
  • Bluecaps Trading7%
  • Invalidism5%
  • Open — no brand owns it (4 brands, 13%)

Demand & seasonality

Weekly Amazon search volume, last 85 weeks — -16.7% search growth over the last 90 days.
3K2KSpike '25Prime Day '25Black Friday '25JanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJunJul

Peak months: Aug, Sep, Oct, Nov · busiest ÷ quietest = 3.6×

Top foam bricks search terms

  • foam bricks20K/yr
  • foam bricks for kids9K/yr
  • foam brick5K/yr
  • foam bricks for kids construction4K/yr
All search terms

Top foam bricks 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%15%£5K30%£9K45%£14K60%£19K1101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 10 tracked products in this niche — three views at once, no toggling.

What buyers say about foam bricks

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

What buyers love

Advertised Vs Actual Product14%

“The yoga blocks arrived as described”

Durability10%

“durable”

Size-Overall10%

“These are exactly the same size”

Quality-Overall10%

“Great product”

Fun/Entertainment Experience10%

“still enjoys playing with them most days”

Ease Of Use7%

“easy to use”

Value For Money7%

“Good value”

Gifting Purpose6%

“Great gift”

Design-Overall5%

“Perfect for construction play”

Creativity4%

“Great for imaginative play”

What buyers complain about

Value For Money33%

“Should be cheaper”

Size-Overall25%

“Smaller than expected”

Quality-Overall19%

“Trash”

Handle Quality13%

“handle was banging on wall so fixed to wall so didn't keep on damaging door handles”

Top return reasons

Size-Overall58%
Quality-Overall16%
Functionality-Overall4%
Defective Material/Parts3%
Weight Light2%
Thickness2%
Exercise/Sports Suitability2%
Choking2%
Value For Money2%
Scratch Resistance1%

Common questions

Is foam bricks profitable to sell on Amazon United Kingdom?
The niche generates £31K/yr across 10 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -16.7%. Flapen's verdict: Skip it (43/100).
How competitive is the foam bricks niche?
10 brands and 15 sellers compete. The top 5 products take 82% of clicks and top 5 brands hold 82% of demand.
What do buyers complain about in foam bricks?
Top complaints mined from reviews: Value For Money, Size-Overall, Quality-Overall. The return rate is 0.7%.
When does demand for foam bricks peak?
Demand peaks in Aug–Sep–Oct–Nov; the busiest month runs 3.6× the quietest.
What does it cost to enter the foam bricks niche?
Listings span £7.54–£57.86; the average listing price is £34.47 (sweet spot $15–$100). The average incumbent carries 604 reviews — the moat a new listing must climb.