---
title: "shadow costume — Niche Verdict: Skip it (37/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/clothing-shoes-jewelry/shadow-costume"
last_updated: "2026-07-14T07:29:03.107Z"
locale: en
meta:
  description: "weak search conversion (0.1%) — shadow costume doesn't clear our bar today."
  "og:description": "weak search conversion (0.1%) — shadow costume doesn't clear our bar today."
  "og:title": "shadow costume — Niche Verdict: Skip it (37/100) | Amazon United States - Flapen"
---

Back to Flapen home

# **shadow costume**

**Skip it**

Weak search conversion (0.1%) — this niche doesn't clear our bar today.

Market size 5Growth 18Conversion 2Competition 68Returns 39Price range 95Avg price 95Brand share 27Review moat 91Quality gap 27

**Avg price**

**Incredible****$37.40**

avg listing price — sweet spot $15–$100

**Price range**

**Incredible****$19.51–$79.10**

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

**Review moat**

**Great****186.06**

avg incumbent reviews — the moat a new listing must climb

**Competition**

**Good****44%**

top-5 click share — leaders hold, buyers still browse

**Returns**

**Okay****4.3%**

return rate — above 6% kills the launch gate

**Brand share**

**Okay****89%**

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

**Quality gap**

**Okay****4.6★**

avg incumbent rating — lower means beatable quality

**Growth**

**Bad****-14.0%**

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

**Market size**

**Bad****$20K**

$20K/yr · 378K searches

**Conversion**

**Bad****0.1%**

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

## **Competition**

The top 5 products take 44% of clicks — established leaders, but buyers still shop beyond them.

**Brands**

**9 **▲rising

**Sellers**

**33**

**Top-5 brand share**

**89%**

**Open market**

**7%**

- Komar Kids35% - Disguise26% - SEGA15% - Opposuits9% - Spirit Halloween4% - Loromodo4% - Open — no brand owns it (3 brands, 7%)

## **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%4%$7938%$2K12%$2K16%$3K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)2 products missing review or click data not plotted

All 33 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![Shadow Kids Onesie Pajamas - Boys Long Sleeve Zip Up Hooded Blanket Sleep - One Piece Costume - Official License](https://m.media-amazon.com/images/I/41j+jiScZ-L.jpg)**Shadow Kids Onesie Pajamas - Boys Long Sleeve Zip Up Hooded Blanket Sleep - One Piece Costume - Official License**Komar Kids**$26.05**4.8★129 rev](https://www.amazon.com/dp/B0FQG2HB4K) [2![Shadow Kids Onesie Pajamas - Boys Long Sleeve Zip Up Hooded Blanket Sleep - One Piece Costume - Official License](https://m.media-amazon.com/images/I/41j+jiScZ-L.jpg)**Shadow Kids Onesie Pajamas - Boys Long Sleeve Zip Up Hooded Blanket Sleep - One Piece Costume - Official License**Komar Kids**$25.59**4.8★129 rev](https://www.amazon.com/dp/B0FQFQ7R4Q) [3![SEGA Boys Sonic The Hedgehog Shadow Costume Zip Up Fleece Hoodie - 4-20 Sweatshirt Shadow (Black) 7 US](https://m.media-amazon.com/images/I/41lID1L1hqL.jpg)**SEGA Boys Sonic The Hedgehog Shadow Costume Zip Up Fleece Hoodie - 4-20 Sweatshirt Shadow (Black) 7 US**SEGA**$32.21**4.5★154 rev](https://www.amazon.com/dp/B0BQ7P8LMG) [4![Disguise Sonic 3 Shadow Costume Official Sonic Movie 3 Costume for Kids Large (10-12)](https://m.media-amazon.com/images/I/41iBj0AxDDL.jpg)**Disguise Sonic 3 Shadow Costume Official Sonic Movie 3 Costume for Kids Large (10-12)**Disguise**$29.51**4.6★112 rev](https://www.amazon.com/dp/B0C7LJDYDQ) [5![SEGA Boys Sonic The Hedgehog Shadow Costume Zip Up Fleece Hoodie - 4-20 Sweatshirt Shadow (Black) 10-12 US](https://m.media-amazon.com/images/I/41lID1L1hqL.jpg)**SEGA Boys Sonic The Hedgehog Shadow Costume Zip Up Fleece Hoodie - 4-20 Sweatshirt Shadow (Black) 10-12 US**SEGA**$33.08**4.5★154 rev](https://www.amazon.com/dp/B0BQ7QFXHL)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![SEGA Sonic the Hedgehog Shadow Boys Tank Top and Mesh Shorts Set for Big Kids](https://m.media-amazon.com/images/I/41ktci3gtoL.jpg)**SEGA Sonic the Hedgehog Shadow Boys Tank Top and Mesh Shorts Set for Big Kids**SEGA**$20.38**0 rev2mo ago](https://www.amazon.com/dp/B0GXC5LCLM) [![SEGA Sonic the Hedgehog Shadow Boys Short Sleeve T-Shirt and Mesh Short Set for Big Kids](https://m.media-amazon.com/images/I/41ZU5yyrQGL.jpg)**SEGA Sonic the Hedgehog Shadow Boys Short Sleeve T-Shirt and Mesh Short Set for Big Kids**SEGA**$19.59**17 rev5mo ago](https://www.amazon.com/dp/B0GK2S6HR9) [![SEGA Sonic the Hedgehog Shadow Boys Short Sleeve T-Shirt and Mesh Short Set for Big Kids](https://m.media-amazon.com/images/I/41ZU5yyrQGL.jpg)**SEGA Sonic the Hedgehog Shadow Boys Short Sleeve T-Shirt and Mesh Short Set for Big Kids**SEGA**$19.51**17 rev5mo ago](https://www.amazon.com/dp/B0GK3621S7) [![Disguise Sonic Shadow Costume for Kids Officially Licensed Sonic The Hedgehog Halloween Costume Outfit Size (4-6)](https://m.media-amazon.com/images/I/31jsqfaqqSL.jpg)**Disguise Sonic Shadow Costume for Kids Officially Licensed Sonic The Hedgehog Halloween Costume Outfit Size (4-6)**Disguise**$43.96**0 rev5mo ago](https://www.amazon.com/dp/B0FFCT4S55) [![Shadow Kids Onesie Pajamas - Boys Long Sleeve Zip Up Hooded Blanket Sleep - One Piece Costume - Official License](https://m.media-amazon.com/images/I/41j+jiScZ-L.jpg)**Shadow Kids Onesie Pajamas - Boys Long Sleeve Zip Up Hooded Blanket Sleep - One Piece Costume - Official License**Komar Kids**$26.05**129 rev10mo ago](https://www.amazon.com/dp/B0FQG2HB4K)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![SEGA Sonic the Hedgehog Shadow Boys Tank Top and Mesh Shorts Set for Big Kids](https://m.media-amazon.com/images/I/41ktci3gtoL.jpg)**SEGA Sonic the Hedgehog Shadow Boys Tank Top and Mesh Shorts Set for Big Kids**SEGA**$20.38**0.0★**▲ 833%**](https://www.amazon.com/dp/B0GXC5LCLM) [![Disguise Sonic Shadow Costume for Kids Officially Licensed Sonic The Hedgehog Halloween Costume Outfit Size (4-6)](https://m.media-amazon.com/images/I/31jsqfaqqSL.jpg)**Disguise Sonic Shadow Costume for Kids Officially Licensed Sonic The Hedgehog Halloween Costume Outfit Size (4-6)**Disguise**$43.96**0.0★**▲ 813%**](https://www.amazon.com/dp/B0FFCT4S55) [![SEGA Sonic the Hedgehog Shadow Boys Short Sleeve T-Shirt and Mesh Short Set for Big Kids](https://m.media-amazon.com/images/I/41ZU5yyrQGL.jpg)**SEGA Sonic the Hedgehog Shadow Boys Short Sleeve T-Shirt and Mesh Short Set for Big Kids**SEGA**$19.59**5.0★**▲ 778%**](https://www.amazon.com/dp/B0GK2S6HR9) [![SEGA Sonic the Hedgehog Shadow Boys Short Sleeve T-Shirt and Mesh Short Set for Big Kids](https://m.media-amazon.com/images/I/41ZU5yyrQGL.jpg)**SEGA Sonic the Hedgehog Shadow Boys Short Sleeve T-Shirt and Mesh Short Set for Big Kids**SEGA**$19.51**5.0★**▲ 756%**](https://www.amazon.com/dp/B0GK3621S7) [![SEGA Boys Sonic The Hedgehog Shadow Costume Zip Up Fleece Hoodie - 4-20 Sweatshirt Shadow (Black) 10-12 US](https://m.media-amazon.com/images/I/41lID1L1hqL.jpg)**SEGA Boys Sonic The Hedgehog Shadow Costume Zip Up Fleece Hoodie - 4-20 Sweatshirt Shadow (Black) 10-12 US**SEGA**$33.08**4.5★**▲ 657%**](https://www.amazon.com/dp/B0BQ7QFXHL)

**~~View all trending →~~**

## **Demand & seasonality**

Weekly Amazon search volume, last 104 weeks — -14.0% search growth over the last 90 days.

50K30KSpike '24Holiday '24Spike '25Prime Day '25 seasonSepDecMarJunAugNovMarMay

Peak months: Sep, Oct · busiest ÷ quietest = 24.3×

## **Reviews**

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

### **What buyers love **

**Size-Overall**34%

*“The size was just right for my son”*

**Quality-Overall**22%

*“Good quality”*

**Comfort-Overall**9%

*“comfortable”*

**Soft Feel**6%

*“They are so soft”*

**Warmth**5%

*“keeps her warm”*

**Advertised Vs Actual Product**4%

*“As advertised”*

**Material Quality**3%

*“Great material”*

**Durability**2%

*“Durable, warm and cozy”*

**Machine Wash Suitability**2%

*“easy to wash”*

**Thickness**2%

*“Thick quality material and good fit”*

### **What buyers complain about **

**Size-Overall**40%

*“Inconsistent sizes, all one size despite what label says, too small”*

**Durability**20%

*“It's falls off a little too easily”*

**Material Quality**7%

*“I was worried the material would feel cheap”*

**Machine Wash Suitability**3%

*“2 washes on hot. he gets dirty”*

### **Top return reasons **

**Size-Overall**61%

**Length**14%

**Product Condition**3%

**Zipper Quality**2%

**Sleeve Fit**2%

**Advertised Vs Actual Product**2%

**Material Quality**2%

**Thigh Fit**2%

**Value For Money**1%

**Waist Fit**1%