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53

rainbow pla

Worth a look

Shows low returns (0.4%), but soft demand (-14.9% this quarter) keeps it on the watch list.

Market size 25Growth 18Conversion 58Competition 85Returns 98Price range 78Avg price 72Brand share 32Review moat 57Quality gap 48

Returns

Incredible0.4%

return rate — above 5% kills the launch gate

Competition

Great30%

top-5 click share — an open shelf

Price range

Great£8.83–£37.44

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

Avg price

Good£14.59

avg listing price — sweet spot $15–$100

Conversion

Good4.9%

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

Review moat

Good1,237.05

avg incumbent reviews — the moat a new listing must climb

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Brand share

Okay86%

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

Market size

Okay£103K

£103K/yr · 144K searches

Growth

Bad-14.9%

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

According to Flapen's Amazon United Kingdom niche tracking, rainbow pla is a £103K/yr Amazon United Kingdom market (144K searches/yr). The top 5 brands hold 86% of demand. Verdict: Worth a look — 53/100.

Data updated Jul 21, 2026 · scored weekly · How we score niches

rainbow pla market data

Units sold / yr
8K–10K
avg 100–250/product
Revenue / yr
£117K–£146K
units × avg price
Conversion rate
4.9%
Avg BSR
#85
Page quality
0%
Prime
100%
Sponsored
86%
Out of stock
14.4%
Avg brand age
41 months
Avg seller age
268 days

Competition & brand share

Clicks spread well past the top 5 (30% combined) — an open shelf where new products get seen.

Brands

14 falling

Sellers

27

Top-5 brand share

86%

Top 20: 100%

Top-5 click share

30%

Top 20: 68%

Open market

10%

  • Creality52%
  • ZIRO16%
  • ERYONE10%
  • RepRapper4%
  • YUANEANG4%
  • LANDU4%
  • Open — no brand owns it (8 brands, 10%)

Demand

Weekly Amazon search volume, last 41 weeks — -14.9% search growth over the last 90 days.
4K3KSpike '25Black Friday '25Spike '26Oct '25Nov '25Dec '25Feb '26Mar '26May '26Jun '26

Top rainbow pla search terms

  • creality filament41K/yr
  • rainbow filament18K/yr
  • rainbow pla16K/yr
  • rainbow pla filament12K/yr
  • ziro filament9K/yr
  • rainbow filament pla6K/yr
  • creality hyper pla10K/yr
  • hyper pla7K/yr
  • creality pla6K/yr
  • creality pla filament4K/yr
All search terms

Top rainbow pla 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%3%£3K6%£6K9%£9K12%£12K101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

What buyers say about rainbow pla

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

What buyers love

Print Quality23%

“easy to print with”

Color21%

“The color is vibrant”

Quality-Overall16%

“Excellent quality”

Adhesion/Stickiness5%

“adhesion is rock solid”

Value For Money4%

“Its affordable”

Advertised Vs Actual Product3%

“Better than you are expecting”

Ease Of Use3%

“Easy to use”

Material Quality2%

“Good quality PLA”

Efficiency2%

“Filament works alright”

3D Effect2%

What buyers complain about

Print Quality20%

“cause the print to fail”

Quality-Overall12%

“Terrible quality”

Color10%

“Not the colour you expect”

Jamming/Clogging9%

“jams constantly”

Adhesion/Stickiness6%

“I had major adhesion issues”

Value For Money4%

“Should have realised at this price”

Advertised Vs Actual Product3%

“Does not look at all like the photos”

Rope/Wire Tangling2%

“Coil wound so tightly when it does tangles its hard to remove the spool”

Size-Overall2%

“The cardboard spool is not fit for purpose”

Strength2%

“Very brittle”

Top return reasons

Size-Overall16%
Print Quality14%
Color13%
Functionality-Overall13%
Compatibility-Overall11%
Jamming/Clogging7%
Defective Material/Parts4%
Quality-Overall3%
Display Colors3%
Advertised Vs Actual Product3%

Common questions

Is rainbow pla profitable to sell on Amazon United Kingdom?
The niche generates £103K/yr across 63 tracked products. 2 of 4 products launched in the last 360 days are still selling. 90-day search growth is -14.9%. Flapen's verdict: Worth a look (53/100).
How competitive is the rainbow pla niche?
14 brands and 27 sellers compete. The top 5 products take 30% of clicks and top 5 brands hold 86% of demand.
What do buyers complain about in rainbow pla?
Top complaints mined from reviews: Print Quality, Quality-Overall, Color. The return rate is 0.4%.
What does it cost to enter the rainbow pla niche?
Listings span £8.83–£37.44; the average listing price is £14.59 (sweet spot $15–$100). The average incumbent carries 1,237 reviews — the moat a new listing must climb.