Is oompa loompa costume kids profitable to sell on Amazon United Kingdom?

The niche generates £24K/yr across 28 tracked products. 0 of 6 products launched in the last 360 days are still selling. 90-day search growth is -81.8%. Flapen's verdict: Skip it (37/100).

How competitive is the oompa loompa costume kids niche?

9 brands and 28 sellers compete. The top 5 products take 51% of clicks and top 5 brands hold 95% of demand.

What do buyers complain about in oompa loompa costume kids?

Top complaints mined from reviews: Size-Overall, Adhesion/Stickiness, Quality-Overall. The return rate is 3.3%.

When does demand for oompa loompa costume kids peak?

Demand peaks in Mar–Oct; the busiest month runs 17.5× the quietest.

What does it cost to enter the oompa loompa costume kids niche?

Listings span £9.22–£29.80; the average listing price is £17.64 (sweet spot $15–$100). The average incumbent carries 323 reviews — the moat a new listing must climb.

oompa loompa costume kids

Skip it

Soft demand (-81.8% this quarter) — this niche doesn't clear our bar today.

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Review moat

Great323.04

avg incumbent reviews — the moat a new listing must climb

Avg price

Great£17.64

avg listing price — sweet spot $15–$100

Price range

Good£9.22–£29.80

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

Competition

Good51%

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

Returns

Okay3.3%

return rate — above 5% kills the launch gate

Conversion

Bad1.5%

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

Brand share

Bad95%

top-5 brand share — brand-locked demand

Market size

Bad£24K

£24K/yr · 92K searches

Growth

Bad-81.8%

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

According to Flapen's Amazon United Kingdom niche tracking, oompa loompa costume kids is a £24K/yr Amazon United Kingdom market (92K searches/yr). The top 5 brands hold 95% of demand. Demand peaks in Mar–Oct. Verdict: Skip it — 37/100.

Data updated Jul 23, 2026 · scored weekly · How we score niches

oompa loompa costume kids market data

Units sold / yr: 2K–2K; avg 0–100/product
Revenue / yr: £26K–£35K; units × avg price
Conversion rate: 1.5%
Avg BSR: #1,816
Page quality: 0%
Prime: 75%
Sponsored: 71%
Out of stock: 10.6%
Avg brand age: 50 months
Avg seller age: 203 days

Competition & brand share

The top 5 products take 51% of clicks — established leaders, but buyers still shop beyond them.

Brands

9 rising

Sellers

Top-5 brand share

95%

Top 20: 100%

Top-5 click share

51%

Top 20: 92%

Open market

Fun Shack32%
I LOVE FANCY DRESS26%
My Illusions20%
Dlishka10%
Rubies7%
Blue Planet Fancy Dress1%
Open — no brand owns it (3 brands, 3%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -81.8% search growth over the last 90 days.

Peak months: Mar, Oct · busiest ÷ quietest = 17.5×

Open Trend

Top oompa loompa costume kids search terms

oompa loompa costume34K/yr -56.1%1.2% conv.
oompa loompa costume kids25K/yr -90.3%1.8% conv.
umpa lumpa costume kids19K/yr -92.1%1.5% conv.
oompa loompa7K/yr -76.8%0.4% conv.
umpa lumpa costume3K/yr -82.3%0.0% conv.
umpa lumpa2K/yr -75.5%0.4% conv.
kids oompa loompa costume2K/yr -84.9%5.2% conv.
oompa loompa outfit674/yr -64.8%3.1% conv.

All search terms

Top oompa loompa costume kids 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.

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

My Illusions Boys Factory Worker Fancy Dress Book Day Kids Halloween Costume (Medium 7-9 Years)

My Illusions£14.384.4★26 rev

Fun Shack Adult Oompa Loompa Factory Worker Costume with Wig - MEDIUM

Fun Shack£22.094.2★997 rev

Chocolate Factory Worker Costume For Kids World Book Day Outfit Inspired By Chocolate Factory Story With Green Wig And Gloves Kids Fancy Dress Boys Costume For Parties Cosplay And Story Events (130CM)

Dlishka£9.223.9★9 rev

Boys Chocolate Factory Worker - Small - Brown Top White Dungarees Green Wig White Gloves Orange Facepaint - Kids World Book Day Book Week Fancy Dress Costume

I LOVE FANCY DRESS£18.004.3★673 rev

Mens Chocolate Factory Worker Costume - Medium - Brown Top White Dungarees White Gloves and Green Wig - Adults Book Week World Book Day Fancy Dress Costume

I LOVE FANCY DRESS£18.624.0★63 rev

Newest

by launch date

Dlishka£9.229 rev

7mo ago

Dlishka£11.249 rev

7mo ago

Fun Shack chocolate factory worker costume for adults Halloween costumes for men outfit with wig dungarees and face paint XL

Fun Shack£23.5714 rev

8mo ago

My Illusions Boys Factory Worker Fancy Dress Book Day Kids Halloween Costume (Medium 7-9 Years)

My Illusions£14.3826 rev

9mo ago

My Illusions Boys Factory Worker Fancy Dress Book Day Kids Halloween Costume (Large 10-12 Years)

My Illusions£15.1926 rev

9mo ago

What buyers say about oompa loompa costume kids

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

What buyers love

Size-Overall45%

“accurate fit”

Quality-Overall29%

“Really good quality costume”

Value For Money10%

“I think its great value”

Shape/Style6%

“As described she looked great”

Advertised Vs Actual Product3%

“Looks just like pic what you see is what you get”

Color2%

“It also comes with the orange face paint that goes in easy giving the perfect orange colour”

What buyers complain about

Size-Overall56%

“Sizes not very good”

Adhesion/Stickiness13%

“Face paint is terrible it is oily sticky”

Quality-Overall9%

“Poor quality”

Material Quality6%

“Material was awful”

Thickness3%

“very thin”

Top return reasons

Size-Overall89%

Advertised Vs Actual Product2%

Material Quality2%

Touch/Button Controls1%

Quality-Overall1%

Stitch/Finish/Polish1%

Strap/String Quality1%

Defective Material/Parts1%

Product Condition1%

Shape/Style1%

Common questions

Is oompa loompa costume kids profitable to sell on Amazon United Kingdom?: The niche generates £24K/yr across 28 tracked products. 0 of 6 products launched in the last 360 days are still selling. 90-day search growth is -81.8%. Flapen's verdict: Skip it (37/100).
How competitive is the oompa loompa costume kids niche?: 9 brands and 28 sellers compete. The top 5 products take 51% of clicks and top 5 brands hold 95% of demand.
What do buyers complain about in oompa loompa costume kids?: Top complaints mined from reviews: Size-Overall, Adhesion/Stickiness, Quality-Overall. The return rate is 3.3%.
When does demand for oompa loompa costume kids peak?: Demand peaks in Mar–Oct; the busiest month runs 17.5× the quietest.
What does it cost to enter the oompa loompa costume kids niche?: Listings span £9.22–£29.80; the average listing price is £17.64 (sweet spot $15–$100). The average incumbent carries 323 reviews — the moat a new listing must climb.