---
title: "Men in Black Costume Accessories — £78K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/toys-games/men-in-black-costume-accessories"
last_updated: "2026-07-31T16:28:10.022Z"
locale: en
meta:
description: "Niche score 41/100 · £78K/yr market · 137K searches/yr · £8.33 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 41/100 · £78K/yr market · 137K searches/yr · £8.33 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Men in Black Costume Accessories — £78K/yr Amazon UK Niche (2026) - Flapen"
---
# **men in black costume accessories**
**Skip it**
Prices mostly outside the sweet spot ($5.13–$12.51) — this niche doesn't clear our bar today.
Market size 19Growth 2Conversion 74Competition 27Returns 81Price range 0Avg price 23Brand share 41Review moat 98Quality gap 82
**Review moat**
**Incredible****37.94**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Great****4.2★**
avg incumbent rating — lower means beatable quality
**Returns**
**Great****1.7%**
return rate — above 5% kills the launch gate
**Conversion**
**Good****6.8%**
search→purchase rate — share of searches ending in a sale
**Brand share**
**Okay****81%**
top-5 brand share — brands hold most of the demand
**Competition**
**Okay****69%**
top-5 click share — leaders hold, buyers still browse
**Avg price**
**Bad****£8.33**
avg listing price — sweet spot $15–$100
**Market size**
**Bad****£78K**
£78K/yr · 137K searches
**Growth**
**Bad****-46.0%**
90-day search growth — must beat 0% to launch
**Price range**
**Bad****£5.13–£12.51**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=uk&signal=low_review_barrier "Top brand's reviews < 500") [** Out of Stock**](https://flapen.com/research/niches?market=uk&signal=out_of_stock "OOS rate > 10%")
According to Flapen's Amazon United Kingdom niche tracking, men in black costume accessories is a £78K/yr Amazon United Kingdom market (137K searches/yr). The top 5 brands hold 81% of demand. Demand peaks in Oct–Nov. Verdict: Skip it — 41/100.
Data updated Jul 29, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **men in black costume accessories market data**
- **Units sold / yr**
- **5K–6K**
- avg 100–250/product
- **Revenue / yr**
- **£42K–£50K**
- units × avg price
- **Conversion rate**
- **6.8%**
- **Avg BSR**
- **#1,308**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **89%**
- **Out of stock**
- **14.3%**
- **Avg brand age**
- **24 months**
- **Avg seller age**
- **278 days**
## **Competition & brand share**
The top 5 products take 69% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**12 **▲rising
**Sellers**
**19**
**Top-5 brand share**
**81%**
Top 20: 100%
**Top-5 click share**
**69%**
Top 20: 100%
**Open market**
**14%**
- Glirop42% - Horolam17% - Kyndara9% - FUIPVGI6% - WanderGo6% - Beamely6% - Open — no brand owns it (6 brands, 14%)
## **Demand & seasonality**
Weekly Amazon search volume, last 92 weeks — -46.0% search growth over the last 90 days.
50K30KSpike '25Spike '26 seasonNovDecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun
Peak months: Oct, Nov · busiest ÷ quietest = 94.5×
[**Open Trend **](https://flapen.com/research/uk/toys-games/men-in-black-costume-accessories/trend)
## **Top men in black costume accessories 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%£8K20%£16K30%£23K40%£31K1101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted
All 18 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**10Pcs Agent Costume Accessories Set Secret Agent Dress Up Kit with ID Holders Black Ties Sunglasses Earpieces Inflatable Green Aliens for Women Men Halloween Cosplay Carnival Fancy Dress Party Props**Glirop**£12.51**4.3★85 rev](https://www.amazon.co.uk/dp/B0F1TRNJ4T) [2**Horolam Agent Costume Accessories Secret Service Costume Set Spy Costume Accessories with Black Sunglasses Zip Tie Earpiece ID Card and Card Holder for Men Women Kids for Cosplay Party (Agent)**Horolam**£9.98**4.3★382 rev](https://www.amazon.co.uk/dp/B0DJNTYJJ8) [3**Glirop Agent Costume Accessories Set Secret Agent Dress Up Kit with ID Holders Black Ties Sunglasses Earpieces Inflatable Green Aliens for Women Men Halloween Cosplay Carnival Fancy Dress**Glirop**£11.98**4.3★85 rev](https://www.amazon.co.uk/dp/B0FHK12QTS) [4**Kyndara 5Pcs Agent Costume Accessory Set Secret Security Guard Outfit Kit with Sunglasses Headphones Ties ID Card Inflatable Green Aliens for Women Men Halloween MIB Cosplay Theme Party**Kyndara**£6.96**4.2★17 rev](https://www.amazon.co.uk/dp/B0FJ8SR8X5) [5**FUIPVGI 7 Pack Agent Costume Accessories Set Secret Service Costume Spy Costume Accessories with Green Inflatable Aliens Sunglasses ID Card Tie Card Holder Fake Earpiece for Cosplay Party (Black)**FUIPVGI**£7.06**4.7★20 rev](https://www.amazon.co.uk/dp/B0FY2LS8NP)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**iSharely Secret Agent Costume Accessories Set Spy Fancy Dress Kit (D)**iSharely**£7.88**1 rev6mo ago](https://www.amazon.co.uk/dp/B0GFP595CL) [**iSharely Secret Agent Costume Accessories Set Spy Fancy Dress Kit (A)**iSharely**£5.13**1 rev6mo ago](https://www.amazon.co.uk/dp/B0GFP7Y5GQ) [**Atomvia 12Pcs Secret Agent Accessories Set Men in Black Costume Accessories Spy Dress Up Accessories with Sunglasses Zip-Up Ties Earpiece Ring ID Lanyard & Green Props Halloween Carnival Cosplay**Atomvia**£9.11**1 rev8mo ago](https://www.amazon.co.uk/dp/B0G1SYWZFY) [**Double Agent Costume Accessories Set Secret Agent Dress-Up Kit with ID Cards Black Sunglasses Fake Earpieces Zip Ties Inflatable Green Aliens Rings Stickers Ideal for Halloween Cosplay Party Carnival**Beamely**£8.89**3 rev8mo ago](https://www.amazon.co.uk/dp/B0G1FTKX9M) [**Agent Costume Accessories Set Secret Agent Dress-Up Kit with ID Card Black Sunglasses Fake Earpiece Zip Tie Inflatable Green Alien Ring and StickersPerfect for Halloween Cosplay Party Carnival**Beamely**£7.07**0 rev8mo ago](https://www.amazon.co.uk/dp/B0G1FTRK7Z)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**6PCS Agent Costume Accessories Spy Costume Kit with Black Tie Thin-Frame Glasses Earpiece & ID Badge Christmas Cosplay Role-Playing & Party Dress-Up for Men Women Kids**EduPlayte**£7.35**3.8★**▲ 1000%**](https://www.amazon.co.uk/dp/B0FPQMKDW5) [**iSharely Secret Agent Costume Accessories Set Spy Fancy Dress Kit (A)**iSharely**£5.13**4.0★**▲ 1000%**](https://www.amazon.co.uk/dp/B0GFP7Y5GQ) [**8 Pcs Agent Costume Accessories Black Mens Costume Accessories Include Black Sunglasses Necktie Y-Suspender Earpiece ID Card Holder Flashlight Secret Agent Dress Up for Women Men Carnival Halloween**Xerteam**£7.47**5.0★**▲ 1000%**](https://www.amazon.co.uk/dp/B0FZ8GPTMG) [**iSharely Secret Agent Costume Accessories Set Spy Fancy Dress Kit (D)**iSharely**£7.88**4.0★**▲ 1000%**](https://www.amazon.co.uk/dp/B0GFP595CL) [**Oerphh 7PCS Agent Costume Accessories Set Secret Agent Dress Up Kit Guard Accessories with ID Holders Black Ties Sunglasses Earpieces for Women Men Halloween Cosplay Theme Party**Oerphh**£6.36**4.5★**▲ 1000%**](https://www.amazon.co.uk/dp/B0FJ88JHNP)
**~~View all trending →~~**
## **What buyers say about men in black costume accessories**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**50%
*“Quality items looking very real”*
**Value For Money**33%
*“good for price”*
**Fun/Entertainment Experience**7%
*“Had great fun at a Halloween event”*
**Weight Light**2%
*“The sunglasses are lightweight”*
**Ease Of Use**2%
*“easy to wear”*
**Comfort-Overall**2%
*“it was comfortable”*
### **What buyers complain about **
**Durability**50%
*“The ear piece also broke before the end of the day”*
**Thickness**8%
*“which is quite thick”*
### **Top return reasons **
**Quality-Overall**33%
**Defective Material/Parts**25%
**Inflation/Deflation**11%
**Size-Overall**11%
**Strap/String Quality**8%
**Material Quality**8%
**Safety Standards**3%
## **Common questions**
- **Is men in black costume accessories profitable to sell on Amazon United Kingdom?**
- The niche generates £78K/yr across 18 tracked products. 0 of 11 products launched in the last 360 days are still selling. 90-day search growth is -46.0%. Flapen's verdict: Skip it (41/100).
- **How competitive is the men in black costume accessories niche?**
- 12 brands and 19 sellers compete. The top 5 products take 69% of clicks and top 5 brands hold 81% of demand.
- **What do buyers complain about in men in black costume accessories?**
- Top complaints mined from reviews: Durability, Thickness. The return rate is 1.7%.
- **When does demand for men in black costume accessories peak?**
- Demand peaks in Oct–Nov; the busiest month runs 94.5× the quietest.
- **What does it cost to enter the men in black costume accessories niche?**
- Listings span £5.13–£12.51; the average listing price is £8.33 (sweet spot $15–$100). The average incumbent carries 38 reviews — the moat a new listing must climb.
## **Related niches in Toys & Games**
- 69 [**bug hunting kits for children**](https://flapen.com/research/uk/toys-games/bug-hunting-kits-for-children)£112K/yr+112.3%**Worth a look**- 69 [**lilo**](https://flapen.com/research/uk/toys-games/lilo)£392K/yr+604.6%**Worth a look**- 69 [**toys for 1 year old boys**](https://flapen.com/research/uk/toys-games/toys-for-1-year-old-boys)£1.9M/yr+8.5%**Launch it**- 70 [**remote control boat**](https://flapen.com/research/uk/toys-games/remote-control-boat)£245K/yr+82.2%**Worth a look**- 70 [**sand pit**](https://flapen.com/research/uk/toys-games/sand-pit)£246K/yr+75.0%**Worth a look**- 71 [**tanning pool**](https://flapen.com/research/uk/toys-games/tanning-pool)£291K/yr>1,000%**Worth a look**[**All Toys & Games niches **](https://flapen.com/research/uk/toys-games)