---
title: "18 month halloween costume girl — Niche Verdict: Skip it (40/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/clothing-shoes-jewelry/18-month-halloween-costume-girl"
last_updated: "2026-07-13T20:54:29.243Z"
locale: en
meta:
  description: "a small market ($0/yr) — 18 month halloween costume girl doesn't clear our bar today."
  "og:description": "a small market ($0/yr) — 18 month halloween costume girl doesn't clear our bar today."
  "og:title": "18 month halloween costume girl — Niche Verdict: Skip it (40/100) | Amazon United States - Flapen"
---

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# **18 month halloween costume girl**

**Skip it**

A small market ($0/yr) — this niche doesn't clear our bar today.

Market size 0Growth 16Conversion 0Competition 81Returns 10Price range 84Avg price 94Brand share 95Review moat 68Quality gap 25

**Brand share**

**Incredible****39%**

top-5 brand share — no brand owns this niche

**Avg price**

**Great****$22.58**

avg listing price — sweet spot $15–$100

**Price range**

**Great****$9.77–$46.89**

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

**Competition**

**Great****34%**

top-5 click share — an open shelf

**Review moat**

**Good****770.96**

avg incumbent reviews — the moat a new listing must climb

**Quality gap**

**Okay****4.6★**

avg incumbent rating — lower means beatable quality

**Growth**

**Bad****-17.2%**

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

**Returns**

**Bad****9.5%**

return rate — above 6% kills the launch gate

**Market size**

**Bad****$0**

$0/yr · 196K searches

**Conversion**

**Bad****0.0%**

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

## **Competition**

Clicks spread well past the top 5 (34% combined) — an open shelf where new products get seen.

**Brands**

**20 **▲rising

**Sellers**

**25**

**Top-5 brand share**

**39%**

**Open market**

**55%**

- Gakizon10% - Dcohmch8% - Thorn Tree7% - LXKIKMM7% - Yruiz7% - ZOELNIC6%

## **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%2%$04%$06%$08%$0101001K10K 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![Thorn Tree Kids Firefighter Outfit Short Sleeve T-Shirt Suspender Pants Overalls Halloween Birthday Outfits (Blue 18-24 Months)](https://m.media-amazon.com/images/I/31cGNhWYYtL.jpg)**Thorn Tree Kids Firefighter Outfit Short Sleeve T-Shirt Suspender Pants Overalls Halloween Birthday Outfits (Blue 18-24 Months)**Thorn Tree**$17.31**4.7★167 rev](https://www.amazon.com/dp/B0FMYB6N25) [2![LXKIKMM Baby Cowboy Cowgirl Outfit Rodeo Halloween Costume 18-24 Months](https://m.media-amazon.com/images/I/51Z5EWyve+L.jpg)**LXKIKMM Baby Cowboy Cowgirl Outfit Rodeo Halloween Costume 18-24 Months**LXKIKMM**$19.60**4.6★1,596 rev](https://www.amazon.com/dp/B072MGV8J5) [3![Yruiz Newborn Baby Girl Halloween Cowgirl Costume Romper Dress Outfits Skirt Set Birthday Bodysuit With Headband18-24 Months](https://m.media-amazon.com/images/I/415E81AKHAL.jpg)**Yruiz Newborn Baby Girl Halloween Cowgirl Costume Romper Dress Outfits Skirt Set Birthday Bodysuit With Headband18-24 Months**Yruiz**$18.62**3.9★10 rev](https://www.amazon.com/dp/B0F53KSTJB) [4![Gakizon Baby Boy Halloween outfits Infant baby Toddler Boy Chucky Outfit Good guy Outfits](https://m.media-amazon.com/images/I/41RCaLegm+L.jpg)**Gakizon Baby Boy Halloween outfits Infant baby Toddler Boy Chucky Outfit Good guy Outfits**Gakizon**$33.43**4.6★256 rev](https://www.amazon.com/dp/B0D8ZN2HZ4) [5![ZOELNIC Baby Boy Romper Newborn Onesie Cute Baby Girl One-Piece Jumpsuits Outfits Clothes(green 18-24M)](https://m.media-amazon.com/images/I/31pgPjPREPL.jpg)**ZOELNIC Baby Boy Romper Newborn Onesie Cute Baby Girl One-Piece Jumpsuits Outfits Clothes(green 18-24M)**ZOELNIC**$19.43**4.8★147 rev](https://www.amazon.com/dp/B0D7ZQXPBV)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![XLSXEXCL 2PCS Baby Chef Outfit Set Baby Apron and Chef Hat for Newborn Photography Toddler Cook Role Play Cute Baking Costume for Infants Photography Cooking Bakery Theme Party (Age: 10-24 Months)](https://m.media-amazon.com/images/I/31GmYyfJWKL.jpg)**XLSXEXCL 2PCS Baby Chef Outfit Set Baby Apron and Chef Hat for Newborn Photography Toddler Cook Role Play Cute Baking Costume for Infants Photography Cooking Bakery Theme Party (Age: 10-24 Months)**XLSXEXCL**$9.77**41 rev7mo ago](https://www.amazon.com/dp/B0G37F9B99) [![Thorn Tree Kids Firefighter Outfit Short Sleeve T-Shirt Suspender Pants Overalls Halloween Birthday Outfits (Blue 18-24 Months)](https://m.media-amazon.com/images/I/31cGNhWYYtL.jpg)**Thorn Tree Kids Firefighter Outfit Short Sleeve T-Shirt Suspender Pants Overalls Halloween Birthday Outfits (Blue 18-24 Months)**Thorn Tree**$17.31**167 rev10mo ago](https://www.amazon.com/dp/B0FMYB6N25) [![Xuomuen Cowboy Costume Romper with Brown sheriff Hat Baby Dress Up Outfit Yellow and Blue 18-24 Months](https://m.media-amazon.com/images/I/51-8r4vYGuL.jpg)**Xuomuen Cowboy Costume Romper with Brown sheriff Hat Baby Dress Up Outfit Yellow and Blue 18-24 Months**Xuomuen**$19.41**121 rev11mo ago](https://www.amazon.com/dp/B0F3WXG48T) [![Baby Boy Girl Dinosaur Costume Cute Sleeveless Romper with Hat Newborn Infant Halloween Cosplay Clothes (Emerald 6-12 Months)](https://m.media-amazon.com/images/I/410IJCszPvL.jpg)**Baby Boy Girl Dinosaur Costume Cute Sleeveless Romper with Hat Newborn Infant Halloween Cosplay Clothes (Emerald 6-12 Months)**Dcohmch**$19.56**167 rev1y ago](https://www.amazon.com/dp/B0FFGTHML9) [![Rarjuiey Halloween Toddler Girl Outfit Boo Romper Spaghetti Strap Ghost Jumpsuit Bell Bottoms Outfits Spooky Clothes (Boo Ghost Black 18-24 Months)](https://m.media-amazon.com/images/I/31vvDBBS-FL.jpg)**Rarjuiey Halloween Toddler Girl Outfit Boo Romper Spaghetti Strap Ghost Jumpsuit Bell Bottoms Outfits Spooky Clothes (Boo Ghost Black 18-24 Months)**Rarjuiey**$16.91**141 rev1y ago](https://www.amazon.com/dp/B0FBRSGHC7)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![Xuomuen Baby Boys Prince Charming Costume Medieval Royal Prince Dress up for Infant Boys Halloween Cosplay 12-18months](https://m.media-amazon.com/images/I/41TExKNWLPL.jpg)**Xuomuen Baby Boys Prince Charming Costume Medieval Royal Prince Dress up for Infant Boys Halloween Cosplay 12-18months**Xuomuen**$19.78**4.5★**▲ 270%**](https://www.amazon.com/dp/B0CQ8WRLJC) [![IWEMEK Baby Boy Race Car Driver Outfit 1st Birthday Party Fast One Birthday Outfit Kids Race Car Driver Romper Girls Boys Racer Jumpsuit Toddler Speed Racing Suit Cake Smash Photo Shoot Red-1Y](https://m.media-amazon.com/images/I/41VsunxTluL.jpg)**IWEMEK Baby Boy Race Car Driver Outfit 1st Birthday Party Fast One Birthday Outfit Kids Race Car Driver Romper Girls Boys Racer Jumpsuit Toddler Speed Racing Suit Cake Smash Photo Shoot Red-1Y**IWEMEK**$21.60**4.8★**▲ 270%**](https://www.amazon.com/dp/B0F32XH287) [![XLSXEXCL 2PCS Baby Chef Outfit Set Baby Apron and Chef Hat for Newborn Photography Toddler Cook Role Play Cute Baking Costume for Infants Photography Cooking Bakery Theme Party (Age: 10-24 Months)](https://m.media-amazon.com/images/I/31GmYyfJWKL.jpg)**XLSXEXCL 2PCS Baby Chef Outfit Set Baby Apron and Chef Hat for Newborn Photography Toddler Cook Role Play Cute Baking Costume for Infants Photography Cooking Bakery Theme Party (Age: 10-24 Months)**XLSXEXCL**$9.77**4.6★**▲ 268%**](https://www.amazon.com/dp/B0G37F9B99) [![Marvel Spider-Man Miles Morales Infant Baby Boys Cosplay Romper 18 Months](https://m.media-amazon.com/images/I/41rd96VFRgL.jpg)**Marvel Spider-Man Miles Morales Infant Baby Boys Cosplay Romper 18 Months**Marvel**$22.03**4.8★**▲ 268%**](https://www.amazon.com/dp/B0CDJKCQYH) [![Born to Love Knuckleheads Kids Monkey Coverall Mechanic Photoshoot Overall for Boys & Girls Jumpsuit Baby Outfit (Red 2T)](https://m.media-amazon.com/images/I/31SRUmLLcoL.jpg)**Born to Love Knuckleheads Kids Monkey Coverall Mechanic Photoshoot Overall for Boys & Girls Jumpsuit Baby Outfit (Red 2T)**Born to Love**$46.89**4.6★**▲ 265%**](https://www.amazon.com/dp/B00P8EBV7Y)

**~~View all trending →~~**

## **Demand & seasonality**

Weekly Amazon search volume, last 95 weeks — -17.2% search growth over the last 90 days.

120K80KSpike '24Spike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMay

Peak months: Sep, Oct · busiest ÷ quietest = 284.2×

## **Reviews**

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

### **What buyers love **

**Size-Overall**35%

*“Good fit”*

**Quality-Overall**19%

*“High quality”*

**Soft Feel**8%

*“Soft and pictures shown are accurate”*

**Advertised Vs Actual Product**5%

*“is accurate to the picture”*

**Color**4%

*“Great color”*

**Comfort-Overall**4%

*“comfortable”*

**Value For Money**4%

*“Value for money”*

**Material Quality**3%

*“The material was lightweight”*

**Weight Light**3%

*“lightweight”*

**Zipper Quality**2%

*“The zipper feel fine”*

### **What buyers complain about **

**Size-Overall**25%

*“Cute runs small”*

**Smell**11%

*“Smelled awful”*

**Comfort-Overall**11%

*“Only very uncomfortable”*

**Value For Money**6%

*“Not worth the price”*

**Product Condition**6%

*“i believe I received a returned product”*

**Length**6%

*“A little long on my 22 month old”*

**Stretchability/Expandability/Elasticity**6%

*“its not super stretchy”*

### **Top return reasons **

**Size-Overall**71%

**Length**10%

**Material Quality**2%

**Advertised Vs Actual Product**2%

**Product Condition**2%

**Waist Fit**2%

**Quality-Overall**2%

**Sleeve Fit**1%

**Arm Fit**1%

**Defective Material/Parts**1%