---
title: "Moon Knight Costume — $1K/mo Amazon US Product Research"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/moon-knight-costume"
last_updated: "2026-08-12T06:27:09.542Z"
locale: en
meta:
description: "Amazon product research for moon knight costume: $1K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for moon knight costume: $1K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Moon Knight Costume — $1K/mo Amazon US Product Research"
---
# **Moon Knight Costume**
**Skip it**
A small market ($14K/yr) — this niche doesn't clear our bar today.
Market size 3Growth 22Conversion 4Competition 60Returns 5Price range 93Avg price 95Brand share 69Review moat 84Quality gap 85
**Avg price**
**Incredible****$34.97**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$12.88–$85.26**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Great****4.2★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Great****319.1**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Good****64%**
top-5 brand share — brands hold most of the demand
**Competition**
**Good****49%**
top-5 click share — leaders hold, buyers still browse
**Growth**
**Bad****-6.8%**
90-day search growth — must beat 0% to launch
**Returns**
**Bad****10.6%**
return rate — above 5% kills the launch gate
**Conversion**
**Bad****0.3%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Bad****$14K**
$14K/yr · 133K searches
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%") [** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500") [** High Returns**](https://flapen.com/research/niches?market=us&signal=high_returns "Return rate > 5%") [** Out of Stock**](https://flapen.com/research/niches?market=us&signal=out_of_stock "OOS rate > 10%")
## **Is moon knight costume profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, moon knight costume is a $14K/yr Amazon United States market (133K searches/yr). The top 5 brands hold 64% of demand. Demand peaks in Aug–Sep–Oct. Verdict: Skip it — 43/100.
Data updated Jul 10, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **moon knight costume market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **250–500**
- avg 0–100/product
- **Revenue / yr**
- **$9K–$17K**
- units × avg price
- **Conversion rate**
- **0.3%**
- **Avg BSR**
- **#38,049**
- **Page quality**
- **0%**
- **Prime**
- **55%**
- **Sponsored**
- **42%**
- **Out of stock**
- **20.4%**
- **Avg brand age**
- **47 months**
- **Avg seller age**
- **183 days**
## **Competition: brands, sellers & click share**
The top 5 products take 49% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**20 **▲rising
**Sellers**
**31**
**Top-5 brand share**
**64%**
Top 20: 100%
**Top-5 click share**
**49%**
Top 20: 89%
**Open market**
**29%**
- KESOCORAY18% - Maturead15% - Yazkimo13% - Bemeiren11% - Boomtrader7% - Missanabie7%
## **moon knight costume demand & seasonality**
Weekly Amazon search volume, last 89 weeks — -6.8% search growth over the last 90 days.
18K13KHoliday '24Spike '25Spike '26 seasonNovDecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun
Peak months: Aug, Sep, Oct · busiest ÷ quietest = 21.2×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/moon-knight-costume/trend)
## **Top moon knight costume search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **moon knight costume**94K/yr-7.6%0.2% conv. - **moon knight cosplay**18K/yr+4.0%0.1% conv. - **moon knight costume men**5K/yr-34.2%0.0% conv. - **moon knight costume kids**7K/yr-32.9%0.5% conv. - **moon knight costume adult**5K/yr+1.7%0.5% conv. - **moonlight costume**4K/yr-12.1%0.0% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/moon-knight-costume/search-terms)
## **Top moon knight costume products & what they sell for**
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%4%$5568%$1K12%$2K16%$2K1101001K10K 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**Maturead Kids Knight Costume 2026 Halloween Party Cosplay Outfits Jumpsuit Hooded Cloak for Boys**Maturead**$33.48**4.4★383 rev](https://www.amazon.com/dp/B0BDGHCDSS) [2**KESOCORAY 3 Pieces Moon Mask Latex Helmet Knight Set White Gloves Neck Mask Helmet Cosplay Costume Mask Halloween Masquerade Prop**KESOCORAY**$26.68**3.8★163 rev](https://www.amazon.com/dp/B0B1H3RLYP) [3**Bemeiren Bodysuit Superhero Cosplay Jumpsuits Full Body Zentai Unitard Halloween Party Costume**Bemeiren**$57.73**3.9★32 rev](https://www.amazon.com/dp/B0B8YSVPK8) [4**Yazkimo Unisex Adult Moon Knight Cosplay Costume Sweatshirt Hooded Zipper Coat 3D Printed Casual Jacket Hoodies (US Alpha X-Small Regular Regular Zipper 1)**Yazkimo**$29.73**5.0★1 rev](https://www.amazon.com/dp/B0G3PNGRJQ) [5**Missanabie Mens Medieval Renaissance Knight LARP Outfit Pirate Cosplay Robe Halloween Viking Costume Accessories Set(BK L)**Missanabie**$33.17**3.8★17 rev](https://www.amazon.com/dp/B0GGX6V7XJ)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**XYFDHJY Medieval Hooded Sleeveless Surcoat Renaissance Tunic Cloak for Halloween Cosplay (Black M)**XYFDHJY**$20.12**5 rev2mo ago](https://www.amazon.com/dp/B0GZ2JPT2R) [**TZIISOA Men Cloak Robe Hooded Cosplay Adult Tunic Long Cape Party Costume(Z3921DWH 3XL)**TZIISOA**$12.93**75 rev2mo ago](https://www.amazon.com/dp/B0GXYLYYQH) [**Missanabie Mens Medieval Renaissance Knight LARP Outfit Pirate Cosplay Robe Halloween Viking Costume Accessories Set(BK L)**Missanabie**$33.17**17 rev5mo ago](https://www.amazon.com/dp/B0GGX6V7XJ) [**Missanabie Mens Medieval Renaissance Knight LARP Outfit Pirate Cosplay Robe Halloween Viking Costume Accessories Set(BK S)**Missanabie**$32.39**17 rev5mo ago](https://www.amazon.com/dp/B0GGWKPSC2) [**Mens Knight Full Bodysuit with Mask and Cape set Cosplay Costumes 3D Print Zentai Jumpsuit for Adult Halloween Role Play**Bemeiren**$58.20**32 rev6mo ago](https://www.amazon.com/dp/B0GCRC7WHR)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Yazkimo Unisex Adult Moon Knight Cosplay Costume Sweatshirt Hooded Zipper Coat 3D Printed Casual Jacket Hoodies (US Alpha Large Regular Regular Zipper 1)**Yazkimo**$29.74**5.0★**▲ 978%**](https://www.amazon.com/dp/B0G3PH4FZ8) [**Missanabie Mens Medieval Renaissance Knight LARP Outfit Pirate Cosplay Robe Halloween Viking Costume Accessories Set(BK S)**Missanabie**$32.39**3.8★**▲ 971%**](https://www.amazon.com/dp/B0GGWKPSC2) [**Missanabie Mens Medieval Renaissance Knight LARP Outfit Pirate Cosplay Robe Halloween Viking Costume Accessories Set(BK L)**Missanabie**$33.17**3.8★**▲ 957%**](https://www.amazon.com/dp/B0GGX6V7XJ) [**Yazkimo Unisex Adult Moon Knight Cosplay Costume Sweatshirt Hooded Zipper Coat 3D Printed Casual Jacket Hoodies (US Alpha X-Small Regular Regular Zipper 1)**Yazkimo**$29.73**5.0★**▲ 956%**](https://www.amazon.com/dp/B0G3PNGRJQ) [**TZIISOA Men Cloak Robe Hooded Cosplay Adult Tunic Long Cape Party Costume(Z3921DWH 3XL)**TZIISOA**$12.93**4.3★**▲ 950%**](https://www.amazon.com/dp/B0GXYLYYQH)
**~~View all trending →~~**
## **What reviews say buyers love and hate about moon knight costume**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Material Quality**20%
*“The fabric is comfortable”*
**Quality-Overall**16%
*“This sleeveless surcoat is better quality than I expected”*
**Size-Overall**14%
*“Fits well”*
**Shape/Style**9%
*“Stylish”*
**Comfort-Overall**5%
*“Comfy and stylish, and packed well without wrinkling”*
**Weight Light**5%
*“Lightweight”*
**Design-Overall**4%
*“Very stylish fun and comfortable design”*
**Value For Money**4%
*“Excellent value for the price”*
**Stretchability/Expandability/Elasticity**4%
*“stretches well and should accompdate any fit issues”*
**Advertised Vs Actual Product**4%
*“Definitely did the job”*
### **What buyers complain about **
**Quality-Overall**38%
*“Poor quality”*
**Strap/String Quality**13%
*“while also missing the string to lace up the top”*
**Size-Overall**8%
*“the surcoat is quite long on him”*
**Advertised Vs Actual Product**5%
*“I was expecting a Faux suede fabric and instead got something akin to faux velvet”*
**Material Quality**5%
*“I was expecting a Faux suede fabric”*
### **Top return reasons **
**Size-Overall**46%
**Length**10%
**Advertised Vs Actual Product**8%
**Material Quality**7%
**Chest Fit**7%
**Shoulder Fit**4%
**Sleeve Fit**3%
**Waist Fit**2%
**Quality-Overall**2%
**Value For Money**1%
## **Common moon knight costume questions**
- **Is moon knight costume profitable to sell on Amazon United States?**
- The niche generates $14K/yr across 31 tracked products. 0 of 13 products launched in the last 360 days are still selling. 90-day search growth is -6.8%. Flapen's verdict: Skip it (43/100).
- **How competitive is the moon knight costume niche?**
- 20 brands and 31 sellers compete. The top 5 products take 49% of clicks and top 5 brands hold 64% of demand.
- **What do buyers complain about in moon knight costume?**
- Top complaints mined from reviews: Quality-Overall, Strap/String Quality, Size-Overall. The return rate is 10.6% — above our launch gate.
- **When does demand for moon knight costume peak?**
- Demand peaks in Aug–Sep–Oct; the busiest month runs 21.2× the quietest.
- **What does it cost to enter the moon knight costume niche?**
- Listings span $12.88–$85.26; the average listing price is $34.97 (sweet spot $15–$100). The average incumbent carries 319 reviews — the moat a new listing must climb.
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