---
title: "Mario Costume Women — $3K/mo Amazon US Product Research"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/mario-costume-women"
last_updated: "2026-08-12T14:24:31.637Z"
locale: en
meta:
description: "Amazon product research for mario costume women: $3K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for mario costume women: $3K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Mario Costume Women — $3K/mo Amazon US Product Research"
---
# **Mario Costume Women**
**Worth a look**
Shows a sweet-spot price point ($33.80 avg), but a small market ($31K/yr) keeps it on the watch list.
Market size 8Growth 28Conversion 10Competition 79Returns 12Price range 90Avg price 95Brand share 87Review moat 86Quality gap 82
**Avg price**
**Incredible****$33.80**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$9.71–$89.71**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Brand share**
**Great****48%**
top-5 brand share — no brand owns this niche
**Review moat**
**Great****274.55**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Great****4.2★**
avg incumbent rating — lower means beatable quality
**Competition**
**Great****36%**
top-5 click share — an open shelf
**Growth**
**Okay****+2.3%**
90-day search growth — must beat 0% to launch
**Returns**
**Bad****8.6%**
return rate — above 5% kills the launch gate
**Conversion**
**Bad****0.8%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Bad****$31K**
$31K/yr · 112K 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%")
## **Is mario costume women profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, mario costume women is a $31K/yr Amazon United States market (112K searches/yr). The top 5 brands hold 48% of demand. Demand peaks in Sep–Oct. Verdict: Worth a look — 50/100.
Data updated Jul 10, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **mario costume women market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **750–1K**
- avg 0–100/product
- **Revenue / yr**
- **$25K–$34K**
- units × avg price
- **Conversion rate**
- **0.8%**
- **Avg BSR**
- **#17,983**
- **Page quality**
- **0%**
- **Prime**
- **93%**
- **Sponsored**
- **55%**
- **Out of stock**
- **24.8%**
- **Avg brand age**
- **37 months**
- **Avg seller age**
- **190 days**
## **Competition: brands, sellers & click share**
Clicks spread well past the top 5 (36% combined) — an open shelf where new products get seen.
**Brands**
**26 **▲rising
**Sellers**
**58**
**Top-5 brand share**
**48%**
Top 20: 96%
**Top-5 click share**
**36%**
Top 20: 79%
**Open market**
**44%**
- SAZAC12% - Leg Avenue11% - Disguise10% - Orion Costumes8% - GIVDDAE8% - Helynwell8%
## **mario costume women demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +2.3% search growth over the last 90 days.
90K70KSpike '24Spike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Sep, Oct · busiest ÷ quietest = 214.9×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/mario-costume-women/trend)
## **Top mario costume women search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **mario costume women**47K/yr-9.0%0.8% conv. - **womens mario costume**15K/yr+23.3%0.9% conv. - **sexy mario costumes for women**7K/yr+7.6%0.4% conv. - **super mario costume women**9K/yr+17.4%0.8% conv. - **mario womens costume**11K/yr+8.9%0.2% conv. - **mario costume adult women**7K/yr+3.5%0.6% conv. - **mario costume for women**5K/yr+51.8%1.8% conv. - **mario bros costume adult women**5K/yr-49.2%0.0% conv. - **mario costume adult female**6K/yr-65.7%0.0% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/mario-costume-women/search-terms)
## **Top mario costume women 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%$1K8%$2K12%$4K16%$5K1101001K 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 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Super Mario Bros Kigurumi Onesie (Mario) (One Size)**SAZAC**$89.71**3.9★12 rev](https://www.amazon.com/dp/B0BY1SV9TC) [2**Disguise Womens Mario Skirt Version Adult Red/Blue X-Large/ 18-20 Plus**Disguise**$87.50**4.2★557 rev](https://www.amazon.com/dp/B00T43QFLC) [3**For G and PL Women Halloween Elastic Waist Maryo Short Puff Sleeve Tunic Dress Cosplay Party Holiday Aline Costume Hero Blue XL**For G and PL**$17.78**4.2★62 rev](https://www.amazon.com/dp/B0FN444PRQ) [4**Leg Avenue womens Adult Sized Costumes Red/Blue Small US**Leg Avenue**$55.54**4.2★92 rev](https://www.amazon.com/dp/B08SJ29PZ6) [5**7 Pcs Halloween Cosplay Costumes Accessories Set for Women Plumber Costume Outfit Cosplay Party Tutu Hat Suspenders Mustaches Gloves Buttons for Adults Red**GIVDDAE**$19.92**4.0★14 rev](https://www.amazon.com/dp/B0GL4FH9MD)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Dxvsaxi Womens Super Plumber Halloween Dress Casual Character Video Game Fancy Print Party Dress XL**Dxvsaxi**$23.56**10 rev3mo ago](https://www.amazon.com/dp/B0GWL9J826) [**7 Pcs Halloween Cosplay Costumes Accessories Set for Women Plumber Costume Outfit Cosplay Party Tutu Hat Suspenders Mustaches Gloves Buttons for Adults Red**GIVDDAE**$19.92**14 rev5mo ago](https://www.amazon.com/dp/B0GL4FH9MD) [**Halloween Costume for Women Dress up Halloween Cosplay Outfit with Hat (L)**Helynwell**$29.53**0 rev5mo ago](https://www.amazon.com/dp/B0GL8H81NV) [**NEOELASIEN 7 Pcs Halloween Funny Costumes Accessories for Adults Women Plumber Costume Cosplay Party Set Tutu Hat Gloves Socks Buttons Mustaches Suspenders-Red**NEOELASIEN**$20.06**3 rev5mo ago](https://www.amazon.com/dp/B0GL4FS4JZ) [**7 Pcs Halloween Cosplay Costumes Accessories Set for Women Plumber Costume Outfit Cosplay Party Tutu Hat Suspenders Mustaches Gloves Buttons for Adults Green**GIVDDAE**$21.34**14 rev5mo ago](https://www.amazon.com/dp/B0GL5JSB18)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Dxvsaxi Womens Super Plumber Halloween Dress Casual Character Video Game Fancy Print Party Dress XL**Dxvsaxi**$23.56**4.3★**▲ 709%**](https://www.amazon.com/dp/B0GWL9J826) [**Halloween Costume for Women Dress up Halloween Cosplay Outfit with Hat (L)**Helynwell**$29.53**0.0★**▲ 703%**](https://www.amazon.com/dp/B0GL8H81NV) [**Avidlove Sexy Cosplay Lingerie for Women Halloween Costume Sleeveless Party Bodysuits (S M L) Green**Avidlove**$14.94**4.3★**▲ 696%**](https://www.amazon.com/dp/B0FGDJ34VV) [**NEOELASIEN 7 Pcs Halloween Funny Costumes Accessories for Adults Women Plumber Costume Cosplay Party Set Tutu Hat Gloves Socks Buttons Mustaches Suspenders-Red**NEOELASIEN**$20.06**4.1★**▲ 638%**](https://www.amazon.com/dp/B0GL4FS4JZ) [**7 Pcs Halloween Cosplay Costumes Accessories Set for Women Plumber Costume Outfit Cosplay Party Tutu Hat Suspenders Mustaches Gloves Buttons for Adults Red**GIVDDAE**$19.92**4.0★**▲ 618%**](https://www.amazon.com/dp/B0GL4FH9MD)
**~~View all trending →~~**
## **What reviews say buyers love and hate about mario costume women**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Value For Money**20%
*“worth the money”*
**Size-Overall**16%
*“Fits well”*
**Quality-Overall**16%
*“It's definitely costume quality”*
**Fun/Entertainment Experience**7%
*“Can be enjoyed by two children”*
**Comfort-Overall**7%
*“Comfortable and well made”*
**Color**4%
*“The colors were bright”*
**Waist Fit**3%
*“I was pleasantly surprised that the tutu actually fit my waist thanks to the stretchy waistband”*
**Material Quality**3%
*“The material is what you can expect for a costume”*
**Adjustability/Rotatability/Reclining**3%
*“It adjusts easily”*
**Advertised Vs Actual Product**3%
*“They also looked exactly as they should”*
### **What buyers complain about **
**Size-Overall**41%
*“Smaller than expected”*
**Quality-Overall**9%
*“quality isn't great”*
**Stretchability/Expandability/Elasticity**6%
*“The waist doesn't have a ton of stretch so if you want a looser fit”*
**Durability**6%
*“broke after one try”*
**Ease Of Cleaning**5%
*“the pair I did receive were dirty”*
**Thickness**4%
*“The fur is very thin”*
**Material Quality**2%
*“the material is super cheap the buttons had to be sewn on”*
**Machine Wash Suitability**2%
*“there was a chemically smell so I had to wash them before use”*
**Strap/String Quality**1%
*“The clips of the suspenders dont clip right”*
**Fastener Quality**1%
*“The buttons are actually little pins”*
### **Top return reasons **
**Size-Overall**59%
**Quality-Overall**6%
**Advertised Vs Actual Product**5%
**Value For Money**4%
**Length**4%
**Product Condition**4%
**Material Quality**3%
**Waist Fit**2%
**Defective Material/Parts**2%
**Thin**2%
## **Common mario costume women questions**
- **Is mario costume women profitable to sell on Amazon United States?**
- The niche generates $31K/yr across 40 tracked products. 1 of 11 products launched in the last 360 days are still selling. 90-day search growth is +2.3%. Flapen's verdict: Worth a look (50/100).
- **How competitive is the mario costume women niche?**
- 26 brands and 58 sellers compete. The top 5 products take 36% of clicks and top 5 brands hold 48% of demand.
- **What do buyers complain about in mario costume women?**
- Top complaints mined from reviews: Size-Overall, Quality-Overall, Stretchability/Expandability/Elasticity. The return rate is 8.6% — above our launch gate.
- **When does demand for mario costume women peak?**
- Demand peaks in Sep–Oct; the busiest month runs 214.9× the quietest.
- **What does it cost to enter the mario costume women niche?**
- Listings span $9.71–$89.71; the average listing price is $33.80 (sweet spot $15–$100). The average incumbent carries 275 reviews — the moat a new listing must climb.
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