---
title: "Masking Fluid — £69K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/home-garden/masking-fluid"
last_updated: "2026-08-01T02:09:30.918Z"
locale: en
meta:
description: "Niche score 43/100 · £69K/yr market · 63K searches/yr · £7.11 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 43/100 · £69K/yr market · 63K searches/yr · £7.11 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Masking Fluid — £69K/yr Amazon UK Niche (2026) - Flapen"
---
# **masking fluid**
**Skip it**
Prices mostly outside the sweet spot ($3.43–$9.88) — this niche doesn't clear our bar today.
Market size 17Growth 19Conversion 97Competition 31Returns 99Price range 0Avg price 20Brand share 42Review moat 42Quality gap 62
**Returns**
**Incredible****0.2%**
return rate — above 5% kills the launch gate
**Conversion**
**Incredible****15.3%**
search→purchase rate — share of searches ending in a sale
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Okay****80%**
top-5 brand share — brands hold most of the demand
**Review moat**
**Okay****2,338.63**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Okay****66%**
top-5 click share — leaders hold, buyers still browse
**Avg price**
**Bad****£7.11**
avg listing price — sweet spot $15–$100
**Growth**
**Bad****-11.6%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****£69K**
£69K/yr · 63K searches
**Price range**
**Bad****£3.43–£9.88**
cheapest to priciest tracked listing — scored on the share inside $15–$100
According to Flapen's Amazon United Kingdom niche tracking, masking fluid is a £69K/yr Amazon United Kingdom market (63K searches/yr). The top 5 brands hold 80% of demand. Demand peaks in Sep–Oct. Verdict: Skip it — 43/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **masking fluid market data**
- **Units sold / yr**
- **8K–10K**
- avg 500–750/product
- **Revenue / yr**
- **£57K–£71K**
- units × avg price
- **Conversion rate**
- **15.3%**
- **Avg BSR**
- **#299**
- **Page quality**
- **0%**
- **Prime**
- **94%**
- **Sponsored**
- **56%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **39 months**
- **Avg seller age**
- **198 days**
## **Competition & brand share**
The top 5 products take 66% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**12 **—flat
**Sellers**
**47**
**Top-5 brand share**
**80%**
Top 20: 100%
**Top-5 click share**
**66%**
Top 20: 100%
**Open market**
**16%**
- Winsor & Newton47% - WEILAOK17% - Vallejo6% - 7 Artists5% - Nebulith5% - Sennelier4% - Open — no brand owns it (6 brands, 16%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -11.6% search growth over the last 90 days.
4K3KSpike '24Spike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Sep, Oct · busiest ÷ quietest = 1.9×
[**Open Trend **](https://flapen.com/research/uk/home-garden/masking-fluid/trend)
## **Top masking fluid search terms**
- **masking fluid**39K/yr-8.9%10.3% conv. - **masking fluid for watercolour painting**18K/yr-13.4%13.2% conv. - **watercolour masking fluid**6K/yr-22.9%13.1% conv. [**All search terms **](https://flapen.com/research/uk/home-garden/masking-fluid/search-terms)
## **Top masking fluid 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%£7K20%£14K30%£21K40%£28K1101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 16 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Winsor & Newton Art Masking Fluid 75ml**Winsor & Newton**£6.33**4.6★3,166 rev](https://www.amazon.co.uk/dp/B005R1S6SA) [2**Winsor & Newton Colourless Art Masking Fluid 75ml**Winsor & Newton**£6.23**4.5★763 rev](https://www.amazon.co.uk/dp/B005R1S7IE) [3**Masking Fluid for Watercolour Painting Masking Fluid Liquid Masking Fluid Masking Fluid Include 5 Masking Fluid Pen Liquid Masking Tape Keeps Areas Free of Colour and Edges Crisp Blue - 30ml**WEILAOK**£8.70**4.4★144 rev](https://www.amazon.co.uk/dp/B0F8H4MG53) [4**7 Artists Masking Fluid Pen for Watercolour 1-2 mm Fine Line Masking Fluid Marker with Liquid Masking for Watercolour Painting | Drawing Gum Pen for Watercolour Painting**7 Artists**£5.08**4.5★220 rev](https://www.amazon.co.uk/dp/B0F4DQ9WW3) [5**2PCS Masking Fluid Pen Precision Covering Liquid Pen Masking Fluid for Watercolour Painting Watercolour Ma/sking Fl/uid Blue&White Paint P/en Drawing P/ens Liquid Ma/sking Flu/id White Gel Pe/ns**Nebulith**£5.07**4.0★10 rev](https://www.amazon.co.uk/dp/B0FZPV2PJS)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**WEILAOK Masking Fluid for Watercolour Painting masking fluid Liquids Maskings Fluid Include 5 Pen Liquid Masking Tape Keeps Areas Free of Colour and Edges Crisp Pink - 30ml**WEILAOK**£8.33**144 rev7mo ago](https://www.amazon.co.uk/dp/B0G4PLQCJV) [**4Pcs Masking Fluid Pen Liquid Masking Fluid Masking Fluid Include 4 Masking Fluid Pen Liquid Masking Tape Drawing Pens for Precise and Edge-Sharp Lines in the Middle of Flowing Watercolour Paint**Mubuni**£7.88**6 rev8mo ago](https://www.amazon.co.uk/dp/B0G294NWRB) [**2PCS Masking Fluid Pen Precision Covering Liquid Pen Masking Fluid for Watercolour Painting Watercolour Ma/sking Fl/uid Blue&White Paint P/en Drawing P/ens Liquid Ma/sking Flu/id White Gel Pe/ns**Nebulith**£5.07**10 rev8mo ago](https://www.amazon.co.uk/dp/B0FZPV2PJS) [**Masking Fluid for Watercolour Painting Masking Fluid Liquid Masking Fluid Masking Fluid Include 5 Masking Fluid Pen Liquid Masking Tape Keeps Areas Free of Colour and Edges Crisp Blue - 30ml**WEILAOK**£8.70**144 rev1y ago](https://www.amazon.co.uk/dp/B0F8H4MG53) [**Masking Fluid for Watercolour Painting Masking Fluid Liquid Maskings Fluids maskings fluids Keeps Areas Free of Colour and Edges Crisp White - 30ml**WEILAOK**£8.65**144 rev1y ago](https://www.amazon.co.uk/dp/B0F8H5R78P)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**4Pcs Masking Fluid Pen Liquid Masking Fluid Masking Fluid Include 4 Masking Fluid Pen Liquid Masking Tape Drawing Pens for Precise and Edge-Sharp Lines in the Middle of Flowing Watercolour Paint**Mubuni**£7.88**3.5★**▲ 258%**](https://www.amazon.co.uk/dp/B0G294NWRB) [**2PCS Masking Fluid Pen Precision Covering Liquid Pen Masking Fluid for Watercolour Painting Watercolour Ma/sking Fl/uid Blue&White Paint P/en Drawing P/ens Liquid Ma/sking Flu/id White Gel Pe/ns**Nebulith**£5.07**4.0★**▲ 222%**](https://www.amazon.co.uk/dp/B0FZPV2PJS) [**WEILAOK Masking Fluid for Watercolour Painting masking fluid Liquids Maskings Fluid Include 5 Pen Liquid Masking Tape Keeps Areas Free of Colour and Edges Crisp Pink - 30ml**WEILAOK**£8.33**4.4★**▲ 101%**](https://www.amazon.co.uk/dp/B0G4PLQCJV) [**Winsor & Newton Colourless Art Masking Fluid 75ml**Winsor & Newton**£6.23**4.5★**▲ 63%**](https://www.amazon.co.uk/dp/B005R1S7IE) [**Liquitex Acrylic Masking Fluid Medium 118ML**Liquitex**£9.88**4.5★**— 5%**](https://www.amazon.co.uk/dp/B08MTW82HV)
**~~View all trending →~~**
## **What buyers say about masking fluid**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Ease Of Use**26%
*“Easy to Use”*
**Quality-Overall**18%
*“Excellent product”*
**Advertised Vs Actual Product**14%
*“As promised”*
**Paper Quality**7%
*“Works well depending on paper”*
**Color**7%
*“Blue colored, easy to recognise”*
**Value For Money**7%
*“Great value for money”*
**Efficiency**6%
*“does work”*
**Drawing Experience**3%
*“Really good and fun to work with artwork”*
**Durability**1%
*“Will last a long time”*
**Paper Compatibility**1%
*“it works well depending on the brand of paper”*
### **What buyers complain about **
**Ease Of Use**18%
*“hard to use”*
**Leak-Proof**12%
*“Bottle leaked with blue masking fluid all over”*
**Quality-Overall**9%
*“not impressed with quality”*
**Paper Quality**8%
*“Doesnt work well on everyday paper”*
**Functionality-Overall**6%
*“Liquid pores out with out any way of limiting it”*
**Dispensing Mechanism**6%
*“I am afraid I could barely get any of the masking fluid to come out- so had to buy a bottle again”*
**Size-Overall**3%
*“Be aware, though, that this is a tiny amount”*
**Smell**3%
*“it has a terrible smell”*
**Paper Brightness**3%
*“Masking fluid turns paper blue”*
**Smudge Resistance**3%
*“Stains the paper blue”*
### **Top return reasons **
**Leak-Proof**13%
**Smell**11%
**Size-Overall**9%
**Material Quality**9%
**Nib/Tip Quality**9%
**Functionality-Overall**7%
**Value For Money**4%
**Advertised Vs Actual Product**4%
**Defective Material/Parts**4%
**Paper Brightness**4%
## **Common questions**
- **Is masking fluid profitable to sell on Amazon United Kingdom?**
- The niche generates £69K/yr across 16 tracked products. 0 of 3 products launched in the last 360 days are still selling. 90-day search growth is -11.6%. Flapen's verdict: Skip it (43/100).
- **How competitive is the masking fluid niche?**
- 12 brands and 47 sellers compete. The top 5 products take 66% of clicks and top 5 brands hold 80% of demand.
- **What do buyers complain about in masking fluid?**
- Top complaints mined from reviews: Ease Of Use, Leak-Proof, Quality-Overall. The return rate is 0.2%.
- **When does demand for masking fluid peak?**
- Demand peaks in Sep–Oct; the busiest month runs 1.9× the quietest.
- **What does it cost to enter the masking fluid niche?**
- Listings span £3.43–£9.88; the average listing price is £7.11 (sweet spot $15–$100). The average incumbent carries 2,339 reviews — the moat a new listing must climb.
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