---
title: "mario costume kids — Niche Verdict: Skip it (48/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/clothing-shoes-jewelry/mario-costume-kids"
last_updated: "2026-07-14T01:13:38.783Z"
locale: en
meta:
  description: "weak search conversion (1.3%) — mario costume kids doesn't clear our bar today."
  "og:description": "weak search conversion (1.3%) — mario costume kids doesn't clear our bar today."
  "og:title": "mario costume kids — Niche Verdict: Skip it (48/100) | Amazon United States - Flapen"
---

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# **mario costume kids**

**Skip it**

Weak search conversion (1.3%) — this niche doesn't clear our bar today.

Market size 38Growth 57Conversion 16Competition 75Returns 18Price range 86Avg price 95Brand share 34Review moat 62Quality gap 35

**Avg price**

**Incredible****$26.90**

avg listing price — sweet spot $15–$100

**Price range**

**Great****$11.01–$47.01**

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

**Competition**

**Great****40%**

top-5 click share — an open shelf

**Review moat**

**Good****1,020.4**

avg incumbent reviews — the moat a new listing must climb

**Growth**

**Good****+31.9%**

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

**Market size**

**Okay****$192K**

$192K/yr · 567K searches

**Quality gap**

**Okay****4.5★**

avg incumbent rating — lower means beatable quality

**Brand share**

**Okay****85%**

top-5 brand share — brands hold most of the demand

**Returns**

**Bad****7.7%**

return rate — above 6% kills the launch gate

**Conversion**

**Bad****1.3%**

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

## **Competition**

Clicks spread well past the top 5 (40% combined) — an open shelf where new products get seen.

**Brands**

**13 **▲rising

**Sellers**

**69**

**Top-5 brand share**

**85%**

**Open market**

**11%**

- Disguise36% - Mavoka17% - Nintendo15% - Get Trend10% - ELEGAWHISPR7% - Komar Kids4% - Open — no brand owns it (7 brands, 11%)

## **Product shelf**

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%3%$6K6%$12K9%$17K12%$23K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 40 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![Super Mario Kids Baseball Cap & Sunglasses with UV Protection Adjustable Sun Hat Gaming Gifts for Boys Ages 614 (Red Super Mario)](https://m.media-amazon.com/images/I/416j3gMV+ZL.jpg)**Super Mario Kids Baseball Cap & Sunglasses with UV Protection Adjustable Sun Hat Gaming Gifts for Boys Ages 614 (Red Super Mario)**Get Trend**$25.06**4.7★146 rev](https://www.amazon.com/dp/B0FTZKYPZW) [2![Disguise Nintendo Super Mario Costume Officially Licensed Super Mario Brothers Boys Costume Classic Child Size Medium (7-8)](https://m.media-amazon.com/images/I/31ggyxxd-+L.jpg)**Disguise Nintendo Super Mario Costume Officially Licensed Super Mario Brothers Boys Costume Classic Child Size Medium (7-8)**Disguise**$26.14**4.6★7,924 rev](https://www.amazon.com/dp/B00JR4HBRK) [3![Disguise Nintendo Super Mario Costume Officially Licensed Super Mario Brothers Boys Costume Classic Child Size Small (4-6)](https://m.media-amazon.com/images/I/31ggyxxd-+L.jpg)**Disguise Nintendo Super Mario Costume Officially Licensed Super Mario Brothers Boys Costume Classic Child Size Small (4-6)**Disguise**$29.53**4.6★7,924 rev](https://www.amazon.com/dp/B00JR4HCW4) [4![Plumber Costume for Kids Shirt Overalls Glove Boys Halloween Party Cosplay 3T Red](https://m.media-amazon.com/images/I/41Za5tcf41L.jpg)**Plumber Costume for Kids Shirt Overalls Glove Boys Halloween Party Cosplay 3T Red**Mavoka**$20.34**4.4★91 rev](https://www.amazon.com/dp/B0CX1K9LZB) [5![ELEGAWHISPR Halloween Costume Kids Plumber Jumpsuit with Hat Gloves Moustache Accessories Set (Red Medium(7-8 Years))](https://m.media-amazon.com/images/I/41kgVrRfnWL.jpg)**ELEGAWHISPR Halloween Costume Kids Plumber Jumpsuit with Hat Gloves Moustache Accessories Set (Red Medium(7-8 Years))**ELEGAWHISPR**$30.90**4.6★95 rev](https://www.amazon.com/dp/B0DP4DR5XP)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![GVVJYXD Red and Green Hat Costume Accessories Halloween Women Mens Kit with Hat Mustaches Suspenders Gloves Buttons Adult(Red)](https://m.media-amazon.com/images/I/41ACMWDV43L.jpg)**GVVJYXD Red and Green Hat Costume Accessories Halloween Women Mens Kit with Hat Mustaches Suspenders Gloves Buttons Adult(Red)**GVVJYXD**$15.23**24 rev5mo ago](https://www.amazon.com/dp/B0GKYHY88M) [![Nintendo Boys 2-Piece Loose-fit Button Down Matching Pajama Set Soft & Cute for Kids MARIO PARTY PALS 8](https://m.media-amazon.com/images/I/41qDlPuwsKL.jpg)**Nintendo Boys 2-Piece Loose-fit Button Down Matching Pajama Set Soft & Cute for Kids MARIO PARTY PALS 8**Nintendo**$20.77**18 rev5mo ago](https://www.amazon.com/dp/B0GG9L6Q89) [![CGD Super Bros Costume Set with Hat Mustache Suspenders for Halloween Instant Dress Up Kit for Cosplay & Christmas](https://m.media-amazon.com/images/I/41gFg5JA2UL.jpg)**CGD Super Bros Costume Set with Hat Mustache Suspenders for Halloween Instant Dress Up Kit for Cosplay & Christmas**CGD**$19.85**45 rev6mo ago](https://www.amazon.com/dp/B0GG77QVF5) [![Super Mario Kids Baseball Cap & Sunglasses with UV Protection Adjustable Sun Hat Gaming Gifts for Boys Ages 614 (Red Super Mario)](https://m.media-amazon.com/images/I/416j3gMV+ZL.jpg)**Super Mario Kids Baseball Cap & Sunglasses with UV Protection Adjustable Sun Hat Gaming Gifts for Boys Ages 614 (Red Super Mario)**Get Trend**$25.06**146 rev6mo ago](https://www.amazon.com/dp/B0FTZKYPZW) [![QRT Super Bros Costume Kit with Hat Mustaches Suspenders Gloves Buttons ang Glasses frame for Halloween Cosplay and Christmas (red&green)](https://m.media-amazon.com/images/I/41JeQjGYBgL.jpg)**QRT Super Bros Costume Kit with Hat Mustaches Suspenders Gloves Buttons ang Glasses frame for Halloween Cosplay and Christmas (red&green)**QRT**$22.71**140 rev1y ago](https://www.amazon.com/dp/B0F86JD1F1)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![Nintendo Super Mario Brothers Boys Long Sleeve Onesie Zip Coverall with Hoodie Luigi Cosplay Zip Up Onesie for Kids (Green and Blue Size 14/16)](https://m.media-amazon.com/images/I/31OGMiDCM4L.jpg)**Nintendo Super Mario Brothers Boys Long Sleeve Onesie Zip Coverall with Hoodie Luigi Cosplay Zip Up Onesie for Kids (Green and Blue Size 14/16)**Nintendo**$38.57**4.8★**▲ 427%**](https://www.amazon.com/dp/B0D8MFSKHM) [![ADREIT Boys Halloween Costumes Red Suits Kids Movie Cosplay Dress Up](https://m.media-amazon.com/images/I/413v28uXbsL.jpg)**ADREIT Boys Halloween Costumes Red Suits Kids Movie Cosplay Dress Up**ADREIT**$21.79**4.9★**▲ 427%**](https://www.amazon.com/dp/B0F7XQ276X) [![Super Mario Kids Baseball Cap & Sunglasses with UV Protection Adjustable Sun Hat Gaming Gifts for Boys Ages 614 (Red Super Mario)](https://m.media-amazon.com/images/I/416j3gMV+ZL.jpg)**Super Mario Kids Baseball Cap & Sunglasses with UV Protection Adjustable Sun Hat Gaming Gifts for Boys Ages 614 (Red Super Mario)**Get Trend**$25.06**4.7★**▲ 423%**](https://www.amazon.com/dp/B0FTZKYPZW) [![Nintendo Boys 2-Piece Loose-fit Button Down Matching Pajama Set Soft & Cute for Kids MARIO PARTY PALS 8](https://m.media-amazon.com/images/I/41qDlPuwsKL.jpg)**Nintendo Boys 2-Piece Loose-fit Button Down Matching Pajama Set Soft & Cute for Kids MARIO PARTY PALS 8**Nintendo**$20.77**4.5★**▲ 418%**](https://www.amazon.com/dp/B0GG9L6Q89) [![Nintendo Super Mario Bomber Jacket for Boys Mario and Luigi Bomber Jacket (Bros. Blue Size 5/6)](https://m.media-amazon.com/images/I/51WNNRaU7kL.jpg)**Nintendo Super Mario Bomber Jacket for Boys Mario and Luigi Bomber Jacket (Bros. Blue Size 5/6)**Nintendo**$40.53**4.8★**▲ 416%**](https://www.amazon.com/dp/B0BQP57SGV)

**~~View all trending →~~**

## **Demand & seasonality**

Weekly Amazon search volume, last 79 weeks — +31.9% search growth over the last 90 days.

70K50KSpike '25Spike '26 seasonJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

Peak months: Sep, Oct, Nov · busiest ÷ quietest = 24.7×

## **Reviews**

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

### **What buyers love **

**Size-Overall**19%

*“they fit me pretty well”*

**Quality-Overall**14%

*“Good quality”*

**Value For Money**13%

*“Great value for the money”*

**Ease Of Use**7%

*“Simple”*

**Comfort-Overall**5%

*“are very comfortable”*

**Design-Overall**4%

*“it also adds versatility since you can get creative with your outfit design”*

**Adjustability/Rotatability/Reclining**4%

*“the suspenders adjust easily”*

**Color**3%

*“The colors are bright”*

**Advertised Vs Actual Product**3%

*“Just as advertised”*

**Material Quality**3%

*“the materials feel sturdy enough for a night of trick-or-treating or multiple wears”*

### **What buyers complain about **

**Size-Overall**24%

*“it was very small”*

**Product Condition**9%

*“It looks previously used”*

**Material Quality**7%

*“The material is awful and so thin”*

**Value For Money**6%

*“I just assumed since it was a little expensive that it would be a higher quality costume”*

**Durability**6%

*“Broke right away”*

**Quality-Overall**3%

*“Not good quality at all”*

**Advertised Vs Actual Product**3%

*“Does not come with the white gloves pictured so its a bit misleading”*

**Ease Of Cleaning**3%

*“the pair I did receive were dirty”*

**Functionality-Overall**3%

*“It doesn't work”*

**Thickness**3%

*“Much thicker than expected”*

### **Top return reasons **

**Size-Overall**71%

**Quality-Overall**4%

**Product Condition**4%

**Material Quality**4%

**Advertised Vs Actual Product**4%

**Length**2%

**Value For Money**2%

**Defective Material/Parts**1%

**Adhesion/Stickiness**1%

**Thin**1%