---
title: "Luigi Costume Kids — $17K/mo Amazon US Product Research"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/luigi-costume-kids"
last_updated: "2026-08-12T12:27:36.323Z"
locale: en
meta:
description: "Amazon product research for luigi costume kids: $17K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for luigi costume kids: $17K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Luigi Costume Kids — $17K/mo Amazon US Product Research"
---
# **Luigi Costume Kids**
**Skip it**
High returns (7.0%) — this niche doesn't clear our bar today.
Market size 39Growth 47Conversion 26Competition 53Returns 18Price range 95Avg price 95Brand share 59Review moat 74Quality gap 47
**Avg price**
**Incredible****$26.80**
avg listing price — sweet spot $15–$100
**Price range**
**Incredible****$15.75–$56.04**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Good****536.52**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Good****70%**
top-5 brand share — brands hold most of the demand
**Competition**
**Good****53%**
top-5 click share — leaders hold, buyers still browse
**Growth**
**Okay****+17.8%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Market size**
**Okay****$201K**
$201K/yr · 361K searches
**Conversion**
**Okay****2.1%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Bad****7.0%**
return rate — above 5% kills the launch gate
**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 luigi costume kids profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, luigi costume kids is a $201K/yr Amazon United States market (361K searches/yr). The top 5 brands hold 70% of demand. Demand peaks in Sep–Oct–Nov. Verdict: Skip it — 49/100.
Data updated Jul 10, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **luigi costume kids market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **6K–8K**
- avg 250–500/product
- **Revenue / yr**
- **$161K–$214K**
- units × avg price
- **Conversion rate**
- **2.1%**
- **Avg BSR**
- **#1,643**
- **Page quality**
- **0%**
- **Prime**
- **93%**
- **Sponsored**
- **81%**
- **Out of stock**
- **23.5%**
- **Avg brand age**
- **35 months**
- **Avg seller age**
- **176 days**
## **Competition: brands, sellers & click share**
The top 5 products take 53% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**19 **▲rising
**Sellers**
**54**
**Top-5 brand share**
**70%**
Top 20: 100%
**Top-5 click share**
**53%**
Top 20: 93%
**Open market**
**30%**
- CGD17% - Disguise14% - Get Trend13% - Humairc12% - QRT7% - Nintendo7%
## **luigi costume kids demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +17.8% search growth over the last 90 days.
100K60KSpike '24Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Sep, Oct, Nov · busiest ÷ quietest = 94.3×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/luigi-costume-kids/trend)
## **Top luigi costume kids search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **mario and luigi costume**215K/yr+25.6%2.6% conv. - **mario and luigi costumes**17K/yr+21.5%1.5% conv. - **mario luigi costume**16K/yr+30.3%4.2% conv. - **mario and luigi costume adult**58K/yr-31.8%2.0% conv. - **mario and luigi accessories**7K/yr+5.9%1.0% conv. - **luigi and mario costumes**6K/yr+64.3%2.1% conv. - **mario and luigi adult costumes**4K/yr+4.3%1.1% conv. - **mario and luigi costumes adults**5K/yr+1.6%2.0% conv. - **mario and luigi costume women**9K/yr-27.0%0.0% conv. - **adult mario and luigi costume**5K/yr+148.8%2.0% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/luigi-costume-kids/search-terms)
## **Top luigi costume kids 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%5%$10K10%$20K15%$30K20%$40K1101001K10K 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**CGD Super Bros Costume Set with Hat Mustache Suspenders for Halloween Instant Dress Up Kit for Cosplay & Christmas**CGD**$19.85**4.6★45 rev](https://www.amazon.com/dp/B0GG77QVF5) [2**Super Mario Kids Baseball Cap & Sunglasses with UV Protection Adjustable Sun Hat Gaming Gifts for Boys Ages 614 (Green Super Mario)**Get Trend**$20.86**4.7★146 rev](https://www.amazon.com/dp/B0FTZKVXPY) [3**Humairc Super Bros Hats Accessories Set Mary Luigy Caps Mustaches Suspenders Gloves Buttons Halloween Cosplay Costume (GREEN&RED&SUSPENDER)**Humairc**$24.78**4.6★227 rev](https://www.amazon.com/dp/B0FDQGPLHJ) [4**QRT Super Bros Costume Kit with Hat Mustaches Suspenders Gloves Buttons ang Glasses frame for Halloween Cosplay and Christmas (red&green)**QRT**$22.71**4.5★140 rev](https://www.amazon.com/dp/B0F86JD1F1) [5**Opposuits Luigi Onesie - Official Nintendo Union Suit - Unisex Pajamas - Including Pockets - Loose Fit - Size XL**Opposuits**$56.04**4.6★156 rev](https://www.amazon.com/dp/B0CLS78RCR)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Oumbivil Costume Adult Easy Halloween**Oumbivil**$29.95**0 rev2mo ago](https://www.amazon.com/dp/B0GZ3G1RV5) [**GVVJYXD 2 set Red and Green Hat Costume Accessories Halloween Women Mens Kit with Hat Mustaches Suspenders Gloves Buttons Adult (Red and Green)**GVVJYXD**$19.64**24 rev3mo ago](https://www.amazon.com/dp/B0GWL479K2) [**LNEPKCD Red and Green Costume Hats Accessories Adult Halloween Cosplay with Mustaches Suspenders Gloves Buttons and Brooch(Multicolor)**LNEPKCD**$19.85**15 rev3mo ago](https://www.amazon.com/dp/B0GSYBVSGJ) [**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) [**Super Bros Costume Accessories Set Hat Mustaches Suspenders Gloves Buttons Tie Movie Cosplay Halloween Costume for Adult**Generic**$19.62**8 rev5mo ago](https://www.amazon.com/dp/B0GK7XT2RD)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Oumbivil Costume Adult Easy Halloween**Oumbivil**$29.95**0.0★**▲ 609%**](https://www.amazon.com/dp/B0GZ3G1RV5) [**LNEPKCD Red and Green Costume Hats Accessories Adult Halloween Cosplay with Mustaches Suspenders Gloves Buttons and Brooch(Multicolor)**LNEPKCD**$19.85**4.8★**▲ 603%**](https://www.amazon.com/dp/B0GSYBVSGJ) [**Super Mario Kids Baseball Cap & Sunglasses with UV Protection Adjustable Sun Hat Gaming Gifts for Boys Ages 614 (Green Super Mario)**Get Trend**$20.86**4.7★**▲ 602%**](https://www.amazon.com/dp/B0FTZKVXPY) [**GVVJYXD 2 set Red and Green Hat Costume Accessories Halloween Women Mens Kit with Hat Mustaches Suspenders Gloves Buttons Adult (Red and Green)**GVVJYXD**$19.64**4.4★**▲ 591%**](https://www.amazon.com/dp/B0GWL479K2) [**Nintendo Mens Mario Costume Hoodie - Mario and Luigi Classic Video Game Cosplay Dress Up Costume Hoodie (Blue Green X-Large)**Nintendo**$45.68**4.3★**▲ 549%**](https://www.amazon.com/dp/B0B1F7B6NT)
**~~View all trending →~~**
## **What reviews say buyers love and hate about luigi costume kids**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**16%
*“The quality seems solid so far”*
**Value For Money**16%
*“worth the money”*
**Size-Overall**15%
*“Fits well”*
**Comfort-Overall**5%
*“are very comfortable”*
**Material Quality**5%
*“The material is good and comfortable”*
**Color**5%
*“The colors are bright”*
**Ease Of Use**4%
*“Simple”*
**Advertised Vs Actual Product**4%
*“Better than I expected”*
**Fun/Entertainment Experience**4%
*“fun”*
**Adjustability/Rotatability/Reclining**3%
*“The suspenders adjust easily”*
### **What buyers complain about **
**Size-Overall**24%
*“Its a little tight”*
**Quality-Overall**9%
*“These are pretty cheap”*
**Product Condition**7%
*“It looks previously used”*
**Durability**5%
*“broke after one try”*
**Material Quality**4%
*“the material is super cheap the buttons had to be sewn on”*
**Ease Of Cleaning**3%
*“the pair I did receive were dirty”*
**Strength**2%
*“The hats are super flimsy definitely not worth the 16$ they charge”*
**Comfort-Overall**2%
*“It was very uncomfortable on my large head”*
**Thickness**1%
*“The material is thin”*
**Adhesion/Stickiness**1%
*“I would have liked the whiskers to have more adhesive”*
### **Top return reasons **
**Size-Overall**63%
**Quality-Overall**7%
**Advertised Vs Actual Product**5%
**Product Condition**4%
**Material Quality**4%
**Length**4%
**Value For Money**3%
**Adhesion/Stickiness**2%
**Defective Material/Parts**2%
**Shape/Style**1%
## **Common luigi costume kids questions**
- **Is luigi costume kids profitable to sell on Amazon United States?**
- The niche generates $201K/yr across 27 tracked products. 2 of 10 products launched in the last 360 days are still selling. 90-day search growth is +17.8%. Flapen's verdict: Skip it (49/100).
- **How competitive is the luigi costume kids niche?**
- 19 brands and 54 sellers compete. The top 5 products take 53% of clicks and top 5 brands hold 70% of demand.
- **What do buyers complain about in luigi costume kids?**
- Top complaints mined from reviews: Size-Overall, Quality-Overall, Product Condition. The return rate is 7.0% — above our launch gate.
- **When does demand for luigi costume kids peak?**
- Demand peaks in Sep–Oct–Nov; the busiest month runs 94.3× the quietest.
- **What does it cost to enter the luigi costume kids niche?**
- Listings span $15.75–$56.04; the average listing price is $26.80 (sweet spot $15–$100). The average incumbent carries 537 reviews — the moat a new listing must climb.
## **Related niches to research next**
Same-category niches scoring near this one — the next ones worth researching.
- 72 [**first communion gifts for boys**](https://flapen.com/research/us/clothing-shoes-jewelry/first-communion-gifts-for-boys)$398K/yr+223.5%**Worth a look**- 72 [**fifa world cup 2026 tshirt**](https://flapen.com/research/us/clothing-shoes-jewelry/fifa-world-cup-2026-tshirt)$177K/yr>1,000%**Worth a look**- 72 [**american flag hat**](https://flapen.com/research/us/clothing-shoes-jewelry/american-flag-hat)$764K/yr+428.8%**Worth a look**- 72 [**white socks men**](https://flapen.com/research/us/clothing-shoes-jewelry/white-socks-men)$3.0M/yr+13.3%**Launch it**- 72 [**american flag overalls**](https://flapen.com/research/us/clothing-shoes-jewelry/american-flag-overalls)$662K/yr>1,000%**Worth a look**- 73 [**white ankle socks for men**](https://flapen.com/research/us/clothing-shoes-jewelry/white-ankle-socks-for-men)$448K/yr+88.3%**Worth a look**[**All Clothing, Shoes & Jewelry niches **](https://flapen.com/research/us/clothing-shoes-jewelry)