---
title: "Rainbow Pla — £103K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/business-industry-science/rainbow-pla"
last_updated: "2026-07-31T18:45:44.173Z"
locale: en
meta:
description: "Niche score 53/100 · £103K/yr market · 144K searches/yr · £14.59 avg price. Soft demand (-14.9% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 53/100 · £103K/yr market · 144K searches/yr · £14.59 avg price. Soft demand (-14.9% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Rainbow Pla — £103K/yr Amazon UK Niche (2026) - Flapen"
---
# **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**
**Incredible****0.4%**
return rate — above 5% kills the launch gate
**Competition**
**Great****30%**
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**
**Good****4.9%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Good****1,237.05**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Okay****86%**
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 ~~](https://flapen.com/research/methodology)
## **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
[**Open Trend **](https://flapen.com/research/uk/business-industry-science/rainbow-pla/trend)
## **Top rainbow pla search terms**
- **creality filament**41K/yr-20.3%3.3% conv. - **rainbow filament**18K/yr+1.0%3.6% conv. - **rainbow pla**16K/yr+28.8%4.7% conv. - **rainbow pla filament**12K/yr-30.9%4.3% conv. - **ziro filament**9K/yr-11.8%1.4% conv. - **rainbow filament pla**6K/yr-0.1%3.8% conv. - **creality hyper pla**10K/yr-31.7%4.9% conv. - **hyper pla**7K/yr-28.2%4.3% conv. - **creality pla**6K/yr-38.0%3.5% conv. - **creality pla filament**4K/yr-7.1%3.5% conv. [**All search terms **](https://flapen.com/research/uk/business-industry-science/rainbow-pla/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 moatMarket 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.
### **Top sellers**
by 90-day click share
[1**Creality 3D Printer Filament 1.75mm Rainbow Upgrade PLA+ Filament Strong Toughness No-Tangling Vacuum Packaging 3D Printing Filament Fit Most 3D Printers 1kg Spool Accuracy +/- 0.02mm Multi-Color**Creality**£14.86**4.6★1,509 rev](https://www.amazon.co.uk/dp/B0CC4L4PHJ) [2**Creality PLA Filament Hyper PLA RFID 3D Printer Filament High Speed 30-600mm/s 1kg(2.2lbs) Spool Filament Support CFS Fits for K2 Plus Combo and Most 3D Printers 1.75 Filament Black**Creality**£15.09**4.7★81 rev](https://www.amazon.co.uk/dp/B0F2FSM79Y) [3**Creality Ender PLA 3D Printer Filament 1.75mm 2KG Spool (4.4lbs) Dimensional Accuracy +/-0.03mm No Clogging & Bubbles Fits for Most FDM 3D Printers (1KG Black+1KG White)**Creality**£19.51**4.6★1,993 rev](https://www.amazon.co.uk/dp/B0C64TWMZL) [4**Creality Rainbow PLA+ Filament 1.75mm for 3D Printers 1kg(2.2lb) +/-0.02mm Dimensional Accuracy High Speed Filament with Good Toughness & Tangle Free Fits Most 3D Printers**Creality**£14.84**4.6★27 rev](https://www.amazon.co.uk/dp/B0FSL62M1S) [5**Creality Official Hyper PLA Filament Black 1KG 3D Printer Filament for High Speed Printing Durable and Resistant Smooth Overhang Performance Dimensional Accuracy +/-0.03mm 2.2lbs/Spool**Creality**£16.18**4.4★173 rev](https://www.amazon.co.uk/dp/B0C33XPV9D)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Creality CR-PLA 3D Printer Filament 1.75mm Tangle-Free Low Shrinkage & No Warping High Toughness Wide Compatibility for FDM Printers (Black White Red Blue)**Creality**£37.44**1,099 rev6mo ago](https://www.amazon.co.uk/dp/B0GCGWQSVY) [**Creality Rainbow PLA+ Filament 1.75mm for 3D Printers 1kg(2.2lb) +/-0.02mm Dimensional Accuracy High Speed Filament with Good Toughness & Tangle Free Fits Most 3D Printers**Creality**£14.84**27 rev9mo ago](https://www.amazon.co.uk/dp/B0FSL62M1S) [**Creality PLA Filament Hyper PLA RFID 3D Printer Filament High Speed 30-600mm/s 1kg(2.2lbs) Spool Filament Support CFS Fits for K2 Plus Combo and Most 3D Printers 1.75 Filament White**Creality**£15.05**81 rev1y ago](https://www.amazon.co.uk/dp/B0F2FT4SWT) [**Creality PETG Filament 1.75 3D Printer Filament:Excellent Toughness High Precision Dimensional Accuracy +/- 0.02 mm 1kg Spool(2.2lbs) Fits for Most FDM 3D Printers Black PETG**Creality**£9.33**247 rev1y ago](https://www.amazon.co.uk/dp/B0DZVWW11M) [**Creality PLA Filament Hyper PLA 1.75mm 3D Printer Filament:30mm/s - 600mm/s Print Range Rapid Flow Speedy Dimensional Accuracy +/- 0.02 mm Fits for Most FDM 3D Printers 1KG White**Creality**£14.64**247 rev1y ago](https://www.amazon.co.uk/dp/B0DZVY398N)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Creality CR-PLA 3D Printer Filament 1.75mm Tangle-Free Low Shrinkage & No Warping High Toughness Wide Compatibility for FDM Printers (Black White Red Blue)**Creality**£37.44**4.5★**▲ 265%**](https://www.amazon.co.uk/dp/B0GCGWQSVY) [**YUANEANG Rainbow PLA 3D Printer Filament 1KG Spool(2.2lbs) 1.75mm PLA Fast Color Change 3D Printing Material Gradient Filament for Most FDM 3D Printers Temptation Color**YUANEANG**£8.83**4.1★**▲ 171%**](https://www.amazon.co.uk/dp/B0DPT2CG2C) [**iSANMATE Matte PLA+ Filament 1.75mm Rainbow Multicolor Change 3D Printer Filament Macaron Gradient Filament 1KG/Spool Dimensional Accuracy +/- 0.02 mm**iSANMATE**£14.33**4.3★**▲ 148%**](https://www.amazon.co.uk/dp/B0F5PLV3Q7) [**Creality Hyper PLA Filament Grey 1.75 mm 1 kg 3D Printer Filament for Fast Printing Tangle-Free Strong Adhesion & Excellent Overhang Performance Dimensional Accuracy 0.03 mm**Creality**£16.20**4.6★**▲ 134%**](https://www.amazon.co.uk/dp/B0CHVFBXSZ) [**Creality Rainbow PLA+ Filament 1.75mm for 3D Printers 1kg(2.2lb) +/-0.02mm Dimensional Accuracy High Speed Filament with Good Toughness & Tangle Free Fits Most 3D Printers**Creality**£14.84**4.6★**▲ 105%**](https://www.amazon.co.uk/dp/B0FSL62M1S)
**~~View all trending →~~**
## **What buyers say about rainbow pla**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Print Quality**23%
*“easy to print with”*
**Color**21%
*“The color is vibrant”*
**Quality-Overall**16%
*“Excellent quality”*
**Adhesion/Stickiness**5%
*“adhesion is rock solid”*
**Value For Money**4%
*“Its affordable”*
**Advertised Vs Actual Product**3%
*“Better than you are expecting”*
**Ease Of Use**3%
*“Easy to use”*
**Material Quality**2%
*“Good quality PLA”*
**Efficiency**2%
*“Filament works alright”*
**3D Effect**2%
### **What buyers complain about **
**Print Quality**20%
*“cause the print to fail”*
**Quality-Overall**12%
*“Terrible quality”*
**Color**10%
*“Not the colour you expect”*
**Jamming/Clogging**9%
*“jams constantly”*
**Adhesion/Stickiness**6%
*“I had major adhesion issues”*
**Value For Money**4%
*“Should have realised at this price”*
**Advertised Vs Actual Product**3%
*“Does not look at all like the photos”*
**Rope/Wire Tangling**2%
*“Coil wound so tightly when it does tangles its hard to remove the spool”*
**Size-Overall**2%
*“The cardboard spool is not fit for purpose”*
**Strength**2%
*“Very brittle”*
### **Top return reasons **
**Size-Overall**16%
**Print Quality**14%
**Color**13%
**Functionality-Overall**13%
**Compatibility-Overall**11%
**Jamming/Clogging**7%
**Defective Material/Parts**4%
**Quality-Overall**3%
**Display Colors**3%
**Advertised Vs Actual Product**3%
## **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.
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