---
title: "Oompa Loompa Costume Kids — £24K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/fashion/oompa-loompa-costume-kids"
last_updated: "2026-07-31T20:46:50.603Z"
locale: en
meta:
description: "Niche score 37/100 · £24K/yr market · 92K searches/yr · £17.64 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 37/100 · £24K/yr market · 92K searches/yr · £17.64 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Oompa Loompa Costume Kids — £24K/yr Amazon UK Niche (2026) - Flapen"
---
# **oompa loompa costume kids**
**Skip it**
Soft demand (-81.8% this quarter) — this niche doesn't clear our bar today.
Market size 6Growth 0Conversion 19Competition 57Returns 47Price range 72Avg price 82Brand share 12Review moat 84Quality gap 85
**Quality gap**
**Great****4.2★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Great****323.04**
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**
**Good****51%**
top-5 click share — leaders hold, buyers still browse
**Returns**
**Okay****3.3%**
return rate — above 5% kills the launch gate
**Conversion**
**Bad****1.5%**
search→purchase rate — share of searches ending in a sale
**Brand share**
**Bad****95%**
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 ~~](https://flapen.com/research/methodology)
## **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**
**28**
**Top-5 brand share**
**95%**
Top 20: 100%
**Top-5 click share**
**51%**
Top 20: 92%
**Open market**
**3%**
- 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.
25K15KSpike '24Spike '25Prime Day '25Spike '26Prime Day '26 seasonSepDecMarJunAugNovMarMay
Peak months: Mar, Oct · busiest ÷ quietest = 17.5×
[**Open Trend **](https://flapen.com/research/uk/fashion/oompa-loompa-costume-kids/trend)
## **Top oompa loompa costume kids search terms**
- **oompa loompa costume**34K/yr-56.1%1.2% conv. - **oompa loompa costume kids**25K/yr-90.3%1.8% conv. - **umpa lumpa costume kids**19K/yr-92.1%1.5% conv. - **oompa loompa**7K/yr-76.8%0.4% conv. - **umpa lumpa costume**3K/yr-82.3%0.0% conv. - **umpa lumpa**2K/yr-75.5%0.4% conv. - **kids oompa loompa costume**2K/yr-84.9%5.2% conv. - **oompa loompa outfit**674/yr-64.8%3.1% conv. [**All search terms **](https://flapen.com/research/uk/fashion/oompa-loompa-costume-kids/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.
0%5%£1K10%£2K15%£4K20%£5K1101001K 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**My Illusions Boys Factory Worker Fancy Dress Book Day Kids Halloween Costume (Medium 7-9 Years)**My Illusions**£14.38**4.4★26 rev](https://www.amazon.co.uk/dp/B0FWSWM5SX) [2**Fun Shack Adult Oompa Loompa Factory Worker Costume with Wig - MEDIUM**Fun Shack**£22.09**4.2★997 rev](https://www.amazon.co.uk/dp/B0070TOGCM) [3**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**£9.22**3.9★9 rev](https://www.amazon.co.uk/dp/B0G7YCKRD8) [4**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**£18.00**4.3★673 rev](https://www.amazon.co.uk/dp/B00TYRQ66C) [5**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**£18.62**4.0★63 rev](https://www.amazon.co.uk/dp/B0CVLBSLR9)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**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**£9.22**9 rev7mo ago](https://www.amazon.co.uk/dp/B0G7YCKRD8) [**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 (110CM)**Dlishka**£11.24**9 rev7mo ago](https://www.amazon.co.uk/dp/B0G7XPQ5DY) [**Fun Shack chocolate factory worker costume for adults Halloween costumes for men outfit with wig dungarees and face paint XL**Fun Shack**£23.57**14 rev8mo ago](https://www.amazon.co.uk/dp/B0DY892ZQF) [**My Illusions Boys Factory Worker Fancy Dress Book Day Kids Halloween Costume (Medium 7-9 Years)**My Illusions**£14.38**26 rev9mo ago](https://www.amazon.co.uk/dp/B0FWSWM5SX) [**My Illusions Boys Factory Worker Fancy Dress Book Day Kids Halloween Costume (Large 10-12 Years)**My Illusions**£15.19**26 rev9mo ago](https://www.amazon.co.uk/dp/B0FWSYLM52)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Fun Shack chocolate factory worker costume for adults Halloween costumes for men outfit with wig dungarees and face paint XL**Fun Shack**£23.57**4.5★**▲ 543%**](https://www.amazon.co.uk/dp/B0DY892ZQF) [**Rubies Official Willy Wonka and The Chocolate Factory Oompa Loompa Childs Costume Kids Fancy Dress Large 11-13 Years Halloween**Rubies**£16.12**4.1★**▲ 398%**](https://www.amazon.co.uk/dp/B01BF4NNHQ) [**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**£9.22**3.9★**▲ 396%**](https://www.amazon.co.uk/dp/B0G7YCKRD8) [**I LOVE FANCY DRESS Childs Factory Worker Set - Brown Long-sleeved Top and White Dungarees - Perfect for Any Event**I LOVE FANCY DRESS**£14.15**4.2★**▲ 278%**](https://www.amazon.co.uk/dp/B01F8HRSTK) [**My Illusions Boys Factory Worker Fancy Dress Book Day Kids Halloween Costume (Large 10-12 Years)**My Illusions**£15.19**4.4★**▲ 266%**](https://www.amazon.co.uk/dp/B0FWSYLM52)
**~~View all trending →~~**
## **What buyers say about oompa loompa costume kids**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**45%
*“accurate fit”*
**Quality-Overall**29%
*“Really good quality costume”*
**Value For Money**10%
*“I think its great value”*
**Shape/Style**6%
*“As described she looked great”*
**Advertised Vs Actual Product**3%
*“Looks just like pic what you see is what you get”*
**Color**2%
*“It also comes with the orange face paint that goes in easy giving the perfect orange colour”*
### **What buyers complain about **
**Size-Overall**56%
*“Sizes not very good”*
**Adhesion/Stickiness**13%
*“Face paint is terrible it is oily sticky”*
**Quality-Overall**9%
*“Poor quality”*
**Material Quality**6%
*“Material was awful”*
**Thickness**3%
*“very thin”*
### **Top return reasons **
**Size-Overall**89%
**Advertised Vs Actual Product**2%
**Material Quality**2%
**Touch/Button Controls**1%
**Quality-Overall**1%
**Stitch/Finish/Polish**1%
**Strap/String Quality**1%
**Defective Material/Parts**1%
**Product Condition**1%
**Shape/Style**1%
## **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.
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