---
title: "fancy nancy costume — Niche Verdict: Skip it (45/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/clothing-shoes-jewelry/fancy-nancy-costume"
last_updated: "2026-07-13T23:10:26.617Z"
locale: en
meta:
  description: "high returns (13.5%) — fancy nancy costume doesn't clear our bar today."
  "og:description": "high returns (13.5%) — fancy nancy costume doesn't clear our bar today."
  "og:title": "fancy nancy costume — Niche Verdict: Skip it (45/100) | Amazon United States - Flapen"
---

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# **fancy nancy costume**

**Skip it**

High returns (13.5%) — this niche doesn't clear our bar today.

Market size 7Growth 15Conversion 9Competition 91Returns 0Price range 78Avg price 94Brand share 96Review moat 62Quality gap 60

**Brand share**

**Incredible****31%**

top-5 brand share — no brand owns this niche

**Avg price**

**Great****$22.78**

avg listing price — sweet spot $15–$100

**Competition**

**Great****24%**

top-5 click share — an open shelf

**Price range**

**Great****$7.48–$42.76**

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

**Review moat**

**Good****1,039.26**

avg incumbent reviews — the moat a new listing must climb

**Quality gap**

**Good****4.4★**

avg incumbent rating — lower means beatable quality

**Growth**

**Bad****-19.3%**

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

**Conversion**

**Bad****0.7%**

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

**Market size**

**Bad****$26K**

$26K/yr · 170K searches

**Returns**

**Bad****13.5%**

return rate — above 6% kills the launch gate

## **Competition**

Clicks spread well past the top 5 (24% combined) — an open shelf where new products get seen.

**Brands**

**53 **▲rising

**Sellers**

**72**

**Top-5 brand share**

**31%**

**Open market**

**65%**

- Disney9% - YBSKG7% - DancMolly5% - Ellames5% - Dynict5% - IMEKIS4%

## **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%$5274%$1K6%$2K8%$2K1101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales

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

All 77 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![DancMolly Sparkly Rhinestone Fishnet Stockings for Women Ultra Strong No Snag Fish Net Tights Sexy Rave Party Concert Outfit 1 Pair Nude Small Hole M-XL](https://m.media-amazon.com/images/I/41REYTBCuqL.jpg)**DancMolly Sparkly Rhinestone Fishnet Stockings for Women Ultra Strong No Snag Fish Net Tights Sexy Rave Party Concert Outfit 1 Pair Nude Small Hole M-XL**DancMolly**$8.01**4.3★5,939 rev](https://www.amazon.com/dp/B07DL2LMV5) [2![Ellames Womens Tulle Skirts High Low Layered Puffy Fairy Skirts Midi Length Irregular Tutu Skirt Fuchsia Medium](https://m.media-amazon.com/images/I/31uBhsKc0NL.jpg)**Ellames Womens Tulle Skirts High Low Layered Puffy Fairy Skirts Midi Length Irregular Tutu Skirt Fuchsia Medium**Ellames**$22.84**4.5★1,110 rev](https://www.amazon.com/dp/B0D8SZKLFW) [3![Summer Floral Boho Dresses for Women 2024 Spaghetti Straps Beach Dress Ruffle Sexy Mini Dress (Yellow Small)](https://m.media-amazon.com/images/I/51e7KIifeZL.jpg)**Summer Floral Boho Dresses for Women 2024 Spaghetti Straps Beach Dress Ruffle Sexy Mini Dress (Yellow Small)**Dynict**$42.76**3.7★156 rev](https://www.amazon.com/dp/B0D14NW2YM) [4![YBSKG Womens Sexy Tube Top Strapless Mini Dress Ruffle Layer Flowy Short Dress Summer Ruched A-Line Dresses Light Yellow](https://m.media-amazon.com/images/I/311cX4iuPRL.jpg)**YBSKG Womens Sexy Tube Top Strapless Mini Dress Ruffle Layer Flowy Short Dress Summer Ruched A-Line Dresses Light Yellow**YBSKG**$33.47**4.3★425 rev](https://www.amazon.com/dp/B0DSPKS8DB) [5![Womens Sequin Tassel Skirts Sparkly Rave Fringe Hip Scarf for Festival Costume(Pink)](https://m.media-amazon.com/images/I/610XyWWF3oL.jpg)**Womens Sequin Tassel Skirts Sparkly Rave Fringe Hip Scarf for Festival Costume(Pink)**Fenyong**$9.23**4.1★2,959 rev](https://www.amazon.com/dp/B07YH8NVC9)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![Rivvlive 4 Pcs Feather Boas Princess Costume Accessories for Women Heart Sunglasses Crown Lace Fan for Wedding Tea(Multicolor)](https://m.media-amazon.com/images/I/51VSeKFvUrL.jpg)**Rivvlive 4 Pcs Feather Boas Princess Costume Accessories for Women Heart Sunglasses Crown Lace Fan for Wedding Tea(Multicolor)**Rivvlive**$16.53**3 rev5mo ago](https://www.amazon.com/dp/B0GJS5H3JW) [![Yousify Womens Y2K Mini Skirts Mesh Flowy Ruffled Skirt Layered Low Rise Pleated Asymmetrical Short Skirts Pink](https://m.media-amazon.com/images/I/41GBLYt-PVL.jpg)**Yousify Womens Y2K Mini Skirts Mesh Flowy Ruffled Skirt Layered Low Rise Pleated Asymmetrical Short Skirts Pink**Yousify**$24.66**54 rev5mo ago](https://www.amazon.com/dp/B0G473CRSP) [![Arshiner Girls Fancy Dress Summer Fairy Tulle Wedding Guest Easter Dresses Green Floral](https://m.media-amazon.com/images/I/31oPdtY+DgL.jpg)**Arshiner Girls Fancy Dress Summer Fairy Tulle Wedding Guest Easter Dresses Green Floral**Arshiner**$19.84**555 rev6mo ago](https://www.amazon.com/dp/B0GBVHBYXC) [![Ivory Lace Mesh Gloves with Pearl Bracelet Set - Vintage Satin Big Bowknot Polka Dot Short Wrist Gloves for Wedding Tea Party Horse Race Party Bride & 1920s Costume](https://m.media-amazon.com/images/I/31xuyd6uszL.jpg)**Ivory Lace Mesh Gloves with Pearl Bracelet Set - Vintage Satin Big Bowknot Polka Dot Short Wrist Gloves for Wedding Tea Party Horse Race Party Bride & 1920s Costume**Generic**$9.85**7 rev7mo ago](https://www.amazon.com/dp/B0G4BLYFTT) [![PLULON Pink Tutu 5 Layers Skirt for Women with Heart Sunglasses Fairy Puffy Tutus 80s Retro Tulle Skirts for Halloween Costume Cosplay Ballet Bachelorette Party Running Fancy Dress Photography](https://m.media-amazon.com/images/I/41MdlIXVKlL.jpg)**PLULON Pink Tutu 5 Layers Skirt for Women with Heart Sunglasses Fairy Puffy Tutus 80s Retro Tulle Skirts for Halloween Costume Cosplay Ballet Bachelorette Party Running Fancy Dress Photography**PLULON**$7.84**49 rev8mo ago](https://www.amazon.com/dp/B0FWHKTZCB)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![Mansy Womens Spring Flare Dresses Cute Chiffon Lantern Elegant Boho Hawaiian Flowy Mini Short Skirt Dresses for Women Party](https://m.media-amazon.com/images/I/41A5xiLo7oL.jpg)**Mansy Womens Spring Flare Dresses Cute Chiffon Lantern Elegant Boho Hawaiian Flowy Mini Short Skirt Dresses for Women Party**Mansy**$33.55**3.9★**▲ 155%**](https://www.amazon.com/dp/B0BVFTVNKY) [![Dressy Daisy Ballerina Princess Costume Dance Outfit Ballet Tutu Dress Fancy Dancewear with Accessories for Little Girls Size 5-6 Blue](https://m.media-amazon.com/images/I/419CvLzUGfL.jpg)**Dressy Daisy Ballerina Princess Costume Dance Outfit Ballet Tutu Dress Fancy Dancewear with Accessories for Little Girls Size 5-6 Blue**Dressy Daisy**$27.98**4.8★**▲ 150%**](https://www.amazon.com/dp/B0CCXK96R6) [![Arshiner Fancy Dresses for Girls Summer Tulle Formal Party Fairy Birthday Easter Off Shoulder Sparkly Midi Sundress Clothes Light Blue](https://m.media-amazon.com/images/I/21SM5236VJL.jpg)**Arshiner Fancy Dresses for Girls Summer Tulle Formal Party Fairy Birthday Easter Off Shoulder Sparkly Midi Sundress Clothes Light Blue**Arshiner**$19.24**4.6★**▲ 147%**](https://www.amazon.com/dp/B0DNN5FMZW) [![Dressy Daisy Nun Dress Halloween Costume Outfit Black Robe with White Collar and Headpiece for Little Kids Girls Size 6-8 M](https://m.media-amazon.com/images/I/31wHfI5pElL.jpg)**Dressy Daisy Nun Dress Halloween Costume Outfit Black Robe with White Collar and Headpiece for Little Kids Girls Size 6-8 M**Dressy Daisy**$25.86**4.0★**▲ 147%**](https://www.amazon.com/dp/B0DQBTHMGT) [![Women Y2K Lace Multi-Layered Bloomers Lolita Ruffle Shorts Sexy Short Pumpkin Pants Elastic Waist Sweet Pettipants (US Alpha Small Regular Regular Pink)](https://m.media-amazon.com/images/I/311G9QPkqsL.jpg)**Women Y2K Lace Multi-Layered Bloomers Lolita Ruffle Shorts Sexy Short Pumpkin Pants Elastic Waist Sweet Pettipants (US Alpha Small Regular Regular Pink)**BJhaz**$29.01**4.4★**▲ 146%**](https://www.amazon.com/dp/B0F13B5RSB)

**~~View all trending →~~**

## **Demand**

Weekly Amazon search volume, last 30 weeks — -19.3% search growth over the last 90 days.

7K5KSpike '26Dec '25Jan '26Feb '26Mar '26May '26Jun '26

## **Reviews**

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

### **What buyers love **

**Size-Overall**19%

*“Fit well”*

**Quality-Overall**11%

*“seems well made”*

**Color**8%

*“Cute colors”*

**Value For Money**6%

*“Great price”*

**Comfort-Overall**5%

*“So comfy”*

**Material Quality**4%

*“soft material”*

**Brightness/Shine/Glow**4%

*“So shiny”*

**Shape/Style**4%

*“I love the flowy style”*

**Gifting Purpose**4%

*“Gift”*

**Advertised Vs Actual Product**4%

*“matches the picture”*

### **What buyers complain about **

**Size-Overall**22%

*“Too short”*

**Quality-Overall**13%

*“it is not well made”*

**Smell**6%

*“There is a bit of a smell”*

**Length**4%

*“Length wasnt what I expected”*

**Durability**3%

*“Started shedding and falling apart before it was even out of the bag”*

**Value For Money**3%

*“Wasnt worth the money”*

**Transparency**3%

*“the material was almost see through”*

**Precious Gemstone**2%

*“The stones fall off almost immediately after taking out of package”*

**Comfort-Overall**2%

*“It actually becomes quite bothersome after wearing it for some time”*

**Thickness**2%

*“A little bit sheer”*

### **Top return reasons **

**Size-Overall**36%

**Length**18%

**Waist Fit**14%

**Material Quality**6%

**Chest Fit**3%

**Advertised Vs Actual Product**3%

**Shape/Style**3%

**Hip Fit**3%

**Color**2%

**Quality-Overall**2%