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52

billie eilish merch

Worth a look

Shows low returns (0.5%), but weak search conversion (1.0%) keeps it on the watch list.

Market size 36Growth 57Conversion 13Competition 68Returns 98Price range 76Avg price 81Brand share 26Review moat 71Quality gap 28

Returns

Incredible0.5%

return rate — above 5% kills the launch gate

Avg price

Great£17.56

avg listing price — sweet spot $15–$100

Price range

Great£3.39–£52.26

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

Review moat

Good653.16

avg incumbent reviews — the moat a new listing must climb

Competition

Good45%

top-5 click share — leaders hold, buyers still browse

Growth

Good+31.9%

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

Market size

Okay£180K

£180K/yr · 983K searches

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Brand share

Okay89%

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

Conversion

Bad1.0%

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

According to Flapen's Amazon United Kingdom niche tracking, billie eilish merch is a £180K/yr Amazon United Kingdom market (983K searches/yr). The top 5 brands hold 89% of demand. Demand peaks in Nov–Dec. Verdict: Worth a look — 52/100.

Data updated Jul 20, 2026 · scored weekly · How we score niches

billie eilish merch market data

Units sold / yr
15K–20K
avg 250–500/product
Revenue / yr
£263K–£351K
units × avg price
Conversion rate
1.0%
Avg BSR
#1,533
Page quality
0%
Prime
81%
Sponsored
35%
Out of stock
8.1%
Avg brand age
39 months
Avg seller age
161 days

Competition & brand share

The top 5 products take 45% of clicks — established leaders, but buyers still shop beyond them.

Brands

12 rising

Sellers

85

Top-5 brand share

89%

Top 20: 100%

Top-5 click share

45%

Top 20: 89%

Open market

8%

  • Billie Eilish71%
  • Rock Off officially licensed products8%
  • Yeesabella4%
  • Willow Gifts4%
  • Mikovivi3%
  • STAR CUTOUTS3%
  • Open — no brand owns it (6 brands, 8%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +31.9% search growth over the last 90 days.
50K30KSpike '24Holiday '24Spike '25Prime Day '25Black Friday '25Holiday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Nov, Dec · busiest ÷ quietest = 4.6×

Top billie eilish merch search terms

  • billie eilish459K/yr
  • billie eilish perfume263K/yr
  • billie eilish merch93K/yr
  • billie eilish tshirt30K/yr
  • billie24K/yr
  • billie eilish gifts25K/yr
  • billie eilish shirt8K/yr
  • billie eilish t shirt9K/yr
  • billie eilish merch uk6K/yr
  • billie eilish top6K/yr
All search terms

Top billie eilish merch 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%4%£7K8%£14K12%£22K16%£29K101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)3 products missing review or click data not plotted

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

What buyers say about billie eilish merch

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

What buyers love

Smell30%

“Excellent perfume”

Gifting Purpose18%

“Ideal gift”

Quality-Overall16%

“arrived 4 days before the expected date and is a great quality tshirt, i love it, thank you”

Advertised Vs Actual Product7%

“Exactly as described”

Value For Money6%

“is good value for money”

Material Quality5%

“really good material”

Size-Overall5%

“Bought for my daughter's birthday the fit is perfect”

Shape/Style3%

“Just how it looks nice”

Transparency1%

“great quality not see through”

Design-Overall1%

“Its also a lovely decoration as its a beautiful bottle”

What buyers complain about

Smell22%

“It was just like bottle full of pure water with a very faint smell”

Size-Overall15%

“its just horrendously large for a carry on”

Quality-Overall11%

“Quality could be much better for the cost”

Print Quality11%

“just not the nicest quality could of done it at home on the printer”

Knot/Thread Quality11%

“Shame see knot”

Value For Money6%

“Expensive mistake”

Design-Overall4%

“And the design is quite tacky”

Ease Of Use4%

“I do find the bottle a bit finicky to use sometimes”

Top return reasons

Smell24%
Size-Overall21%
Defective Material/Parts14%
Leak-Proof10%
Arm Fit10%
Handle Quality5%
Ease Of Use5%
Quality-Overall5%
Gap/Hole5%
Adhesion/Stickiness2%

Common questions

Is billie eilish merch profitable to sell on Amazon United Kingdom?
The niche generates £180K/yr across 31 tracked products. 1 of 4 products launched in the last 360 days are still selling. 90-day search growth is +31.9%. Flapen's verdict: Worth a look (52/100).
How competitive is the billie eilish merch niche?
12 brands and 85 sellers compete. The top 5 products take 45% of clicks and top 5 brands hold 89% of demand.
What do buyers complain about in billie eilish merch?
Top complaints mined from reviews: Smell, Size-Overall, Quality-Overall. The return rate is 0.5%.
When does demand for billie eilish merch peak?
Demand peaks in Nov–Dec; the busiest month runs 4.6× the quietest.
What does it cost to enter the billie eilish merch niche?
Listings span £3.39–£52.26; the average listing price is £17.56 (sweet spot $15–$100). The average incumbent carries 653 reviews — the moat a new listing must climb.