---
title: "Silk Filament — £110K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/business-industry-science/silk-filament"
last_updated: "2026-07-31T20:45:50.575Z"
locale: en
meta:
description: "Niche score 52/100 · £110K/yr market · 82K searches/yr · £17.37 avg price. Soft demand (-29.3% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 52/100 · £110K/yr market · 82K searches/yr · £17.37 avg price. Soft demand (-29.3% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Silk Filament — £110K/yr Amazon UK Niche (2026) - Flapen"
---
# **silk filament**
**Worth a look**
Shows low returns (0.7%), but soft demand (-29.3% this quarter) keeps it on the watch list.
Market size 26Growth 10Conversion 78Competition 88Returns 97Price range 36Avg price 81Brand share 36Review moat 57Quality gap 38
**Returns**
**Incredible****0.7%**
return rate — above 5% kills the launch gate
**Competition**
**Great****27%**
top-5 click share — an open shelf
**Avg price**
**Great****£17.37**
avg listing price — sweet spot $15–$100
**Conversion**
**Great****7.7%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Good****1,200.84**
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****83%**
top-5 brand share — brands hold most of the demand
**Price range**
**Okay****£8.17–£245.41**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Market size**
**Okay****£110K**
£110K/yr · 82K searches
**Growth**
**Bad****-29.3%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon United Kingdom niche tracking, silk filament is a £110K/yr Amazon United Kingdom market (82K searches/yr). The top 5 brands hold 83% of demand. Verdict: Worth a look — 52/100.
Data updated Jul 21, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **silk filament market data**
- **Units sold / yr**
- **5K–6K**
- avg 0–100/product
- **Revenue / yr**
- **£87K–£104K**
- units × avg price
- **Conversion rate**
- **7.7%**
- **Avg BSR**
- **#85**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **87%**
- **Out of stock**
- **15.1%**
- **Avg brand age**
- **44 months**
- **Avg seller age**
- **241 days**
## **Competition & brand share**
Clicks spread well past the top 5 (27% combined) — an open shelf where new products get seen.
**Brands**
**17 **▼falling
**Sellers**
**27**
**Top-5 brand share**
**83%**
Top 20: 100%
**Top-5 click share**
**27%**
Top 20: 60%
**Open market**
**13%**
- FLASHFORGE51% - SUNLU12% - RepRapper9% - LANDU7% - ERYONE5% - Creality4% - Open — no brand owns it (11 brands, 13%)
## **Demand**
Weekly Amazon search volume, last 24 weeks — -29.3% search growth over the last 90 days.
3K2KFeb '26Mar '26Mar '26Apr '26May '26Jun '26
[**Open Trend **](https://flapen.com/research/uk/business-industry-science/silk-filament/trend)
## **Top silk filament search terms**
- **flashforge filament**41K/yr-36.1%4.7% conv. - **silk filament**9K/yr-8.9%2.1% conv. - **pla multicolour**5K/yr-14.6%4.8% conv. - **multicolour filament**4K/yr-6.5%5.1% conv. - **flash forge filaments**5K/yr-33.6%5.4% conv. - **flashforge pla filament**5K/yr-45.0%6.8% conv. - **pla filament multicolour**4K/yr-26.5%4.8% conv. - **filament sunlu**3K/yr-21.8%0.5% conv. - **flashforge pla**4K/yr-38.2%4.8% conv. [**All search terms **](https://flapen.com/research/uk/business-industry-science/silk-filament/search-terms)
## **Top silk filament 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%2%£2K4%£4K6%£7K8%£9K101001K10K 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**LANDU Silk Tri-Color PLA Filament 1.75mm 1Kg Triple Color Silk PLA Filament Rainbow PLA Filament Neatly Wound 3D Printer Filament 3 in 1 Multi Color Filament +/-0.02mm Red Blue Green**LANDU**£12.62**4.4★499 rev](https://www.amazon.co.uk/dp/B0D8PPQDBJ) [2**FLASHFORGE Silk Tri-Color PLA Filament 1.75mm Coextrusion Red Yellow Blue Triple Color Rainbow 3D Printer Filament Enchanting Silk Finish with 360 Multicolor Shifting Color Effect**FLASHFORGE**£15.49**4.6★455 rev](https://www.amazon.co.uk/dp/B0DWJKRL22) [3**FLASHFORGE 3D Printer Filament PLA PRO Filament 1.75mm 1KG Spool (2.2lbs) Dimensional Accuracy +/- 0.02mm for FDM 3D Printers Better Tenacity & No Knotting (Black)**FLASHFORGE**£12.90**4.7★62 rev](https://www.amazon.co.uk/dp/B0DHZDV3MJ) [4**FLASHFORGE High Speed PLA Filament 1.75mm 500mm/s High Speed Printing Rapid 3D Printer Filament Tough and High Flow for Fast Printing 1kg(2.2lbs)/Spool Dimensional Accuracy 0.02mm(Black)**FLASHFORGE**£13.53**4.7★1,752 rev](https://www.amazon.co.uk/dp/B0C65JCZPQ) [5**Reprapper PLA Filament 1.75mm 1KG Red/Gold/Blue Tri Colour Silk PLA Filament Multicolour Filament for 3D Printing High Glossy Co-Extrusion 3D Printer Filament Smooth & Easy Printing**RepRapper**£10.02**4.2★1,656 rev](https://www.amazon.co.uk/dp/B09YRHGHMD)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**NEOTRY Silk Tri Colour PLA Filament 1.75mm 1kg Multicolor 3D Printer Filament Filament 3D Printing Materials for Most FDM 3D Printer Silk PLA Red Yellow Blue Rainbow PLA Filament 1.75mm 0.02**NEOTRY**£11.89**59 rev6mo ago](https://www.amazon.co.uk/dp/B0GHMGG6DC) [**SUNLU Silk PLA+ Filament Shiny Metallic Silk 3D Filament 1.75mm High Strength PLA Plus 3D Printer Filament 1KG Spool Silver**SUNLU**£12.82**4,101 rev1y ago](https://www.amazon.co.uk/dp/B0FDKYH6YM) [**FLASHFORGE Silk Tri-Color PLA Filament 1.75mm Coextrusion Red Yellow Blue Triple Color Rainbow 3D Printer Filament Enchanting Silk Finish with 360 Multicolor Shifting Color Effect**FLASHFORGE**£15.49**455 rev1y ago](https://www.amazon.co.uk/dp/B0DWJKRL22) [**FLASHFORGE Silk Tri-Color PLA Filament 1.75mm Coextrusion Red Blue Green Triple Color Rainbow 3D Printer Filament Enchanting Silk Finish with 360 Multicolor Shifting Color Effect**FLASHFORGE**£13.23**455 rev1y ago](https://www.amazon.co.uk/dp/B0DWJT2T29) [**FLASHFORGE Silk PLA Gradient Gold to Red Filament Silk Multicolored Color Change 3D Printing Filament Gold Red Shiny Fast Color-Changing Each 8M Gradually Silky Texture & Ultra-High Glossiness**FLASHFORGE**£14.92**455 rev1y ago](https://www.amazon.co.uk/dp/B0DWJV11M2)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**NEOTRY Silk Tri Colour PLA Filament 1.75mm 1kg Multicolor 3D Printer Filament Filament 3D Printing Materials for Most FDM 3D Printer Silk PLA Red Yellow Blue Rainbow PLA Filament 1.75mm 0.02**NEOTRY**£11.89**4.5★**▲ 282%**](https://www.amazon.co.uk/dp/B0GHMGG6DC) [**FLASHFORGE 3D Printer Filament PLA PRO Filament 1.75mm 1KG Spool (2.2lbs) Dimensional Accuracy +/- 0.02mm for FDM 3D Printers Better Tenacity & No Knotting (Green)**FLASHFORGE**£12.71**4.7★**▲ 168%**](https://www.amazon.co.uk/dp/B0DHZDRXVN) [**FLASHFORGE Glow in The Dark Rapid PLA Filament 1.75mm High Flow Speedy 3D Printer Filament Luminous Green Max 500mm/s High-Speed Printing High Brightness and Long-Lasting Glowing Effect**FLASHFORGE**£14.50**4.5★**▲ 163%**](https://www.amazon.co.uk/dp/B0DHZMTYGW) [**Reprapper 4X 250g Color Pack Dual Color PLA Filament 1.75mm for 3D Printer & 3D Pen Multicolour Filament 4 x 250g Matte Red/Blue Matte Purple/Green Silk Red/Blue and Silk Purple/Green**RepRapper**£16.01**4.2★**▲ 126%**](https://www.amazon.co.uk/dp/B0BGQHMCYY) [**FLASHFORGE High Speed PETG Filament 1.75mm Updated Stronger Impact Resistance 3D Printer Filament 1kg (2.2lbs) Spool-Dimensional Accuracy +/- 0.02mm Fit Most FDM Printer (Burnt Titanium)**FLASHFORGE**£12.34**4.7★**▲ 118%**](https://www.amazon.co.uk/dp/B0CHFH53WW)
**~~View all trending →~~**
## **What buyers say about silk filament**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Color**19%
*“Beautiful colours”*
**Quality-Overall**16%
*“consistent quality throughout”*
**Print Quality**16%
*“Prints really nice”*
**Value For Money**12%
*“Great value for money”*
**Ease Of Use**5%
*“Easy to use”*
**Adhesion/Stickiness**3%
*“good adhesion to the plate”*
**Material Quality**3%
*“Nice material”*
**Advertised Vs Actual Product**2%
*“As described”*
**Compatibility-Overall**2%
*“Great compatibility with other printers”*
**Brightness/Shine/Glow**2%
*“Brilliant glow In the dark”*
### **What buyers complain about **
**Print Quality**13%
*“Difficult to print”*
**Quality-Overall**10%
*“Poor quality control”*
**Color**9%
*“Mine looks like a sludgy beige colour”*
**Jamming/Clogging**6%
*“Constant Nozzle Clogs”*
**Durability**5%
*“often fails and breaks”*
**Value For Money**5%
*“I am actually so annoyed at how much these cost”*
**Adhesion/Stickiness**4%
*“which led to adhesion issues”*
**Functionality-Overall**4%
*“now it doesn't print anything at all”*
**Brightness/Shine/Glow**3%
*“it did not glow at all”*
**Size-Overall**3%
*“Not fit for purpose”*
### **Top return reasons **
**Functionality-Overall**18%
**Size-Overall**15%
**Print Quality**12%
**Compatibility-Overall**8%
**Color**8%
**Defective Material/Parts**7%
**Connectivity-Overall**3%
**Quality-Overall**3%
**Jamming/Clogging**3%
**Adhesion/Stickiness**3%
## **Common questions**
- **Is silk filament profitable to sell on Amazon United Kingdom?**
- The niche generates £110K/yr across 85 tracked products. 1 of 3 products launched in the last 360 days are still selling. 90-day search growth is -29.3%. Flapen's verdict: Worth a look (52/100).
- **How competitive is the silk filament niche?**
- 17 brands and 27 sellers compete. The top 5 products take 27% of clicks and top 5 brands hold 83% of demand.
- **What do buyers complain about in silk filament?**
- Top complaints mined from reviews: Print Quality, Quality-Overall, Color. The return rate is 0.7%.
- **What does it cost to enter the silk filament niche?**
- Listings span £8.17–£245.41; the average listing price is £17.37 (sweet spot $15–$100). The average incumbent carries 1,201 reviews — the moat a new listing must climb.
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