---
title: "Fancy Nancy Costume — $2K/mo Amazon US Product Research"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/fancy-nancy-costume"
last_updated: "2026-08-12T10:35:25.123Z"
locale: en
meta:
description: "Amazon product research for fancy nancy costume: $2K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for fancy nancy costume: $2K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Fancy Nancy Costume — $2K/mo Amazon US Product Research"
---
# **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 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%") [** High Returns**](https://flapen.com/research/niches?market=us&signal=high_returns "Return rate > 5%")
## **Is fancy nancy costume profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, fancy nancy costume is a $26K/yr Amazon United States market (170K searches/yr). The top 5 brands hold 31% of demand. Verdict: Skip it — 45/100.
Data updated Jul 10, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **fancy nancy costume market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **2K–3K**
- avg 0–100/product
- **Revenue / yr**
- **$46K–$57K**
- units × avg price
- **Conversion rate**
- **0.7%**
- **Avg BSR**
- **#3,191**
- **Page quality**
- **0%**
- **Prime**
- **95%**
- **Sponsored**
- **86%**
- **Out of stock**
- **8.6%**
- **Avg brand age**
- **36 months**
- **Avg seller age**
- **171 days**
## **Competition: brands, sellers & click share**
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%**
Top 20: 77%
**Top-5 click share**
**24%**
Top 20: 63%
**Open market**
**65%**
- Disney9% - YBSKG7% - DancMolly5% - Ellames5% - Dynict5% - IMEKIS4%
## **fancy nancy costume demand & seasonality**
Weekly Amazon search volume, last 30 weeks — -19.3% search growth over the last 90 days.
7K5KSpike '26Dec '25Jan '26Feb '26Mar '26May '26Jun '26
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/fancy-nancy-costume/trend)
## **Top fancy nancy costume search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **fancy nancy outfit**40K/yr+99.9%1.1% conv. - **fancy nancy costume**93K/yr-74.3%1.2% conv. - **fancy nancy dress**17K/yr-19.3%0.3% conv. - **fancy nancy clothes**6K/yr-33.8%0.5% conv. - **fancy nancy outfits**3K/yr-24.6%0.9% conv. - **fancy nancy dress up**3K/yr-32.2%1.2% conv. - **fancy nancy costume for girls**8K/yr-76.3%0.4% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/fancy-nancy-costume/search-terms)
## **Top fancy nancy costume 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%2%$5274%$1K6%$2K8%$2K1101001K10K 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**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**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)**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**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)**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)**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**Yousify**$24.66**54 rev5mo ago](https://www.amazon.com/dp/B0G473CRSP) [**YBSKG Womens Sexy Tube Top Strapless Mini Dress Ruffle Layer Flowy Short Dress Summer Ruched A-Line Dresses Light Yellow**YBSKG**$33.47**425 rev1y ago](https://www.amazon.com/dp/B0DSPKS8DB) [**YBSKG Womens Elegant Strapless Tube Ruched Bodycon Mini Dress Party Cocktail Dresses Light Yellow**YBSKG**$33.51**425 rev1y ago](https://www.amazon.com/dp/B0DSPKBJ76) [**MakeMeChic Womens Sparkly Sequin Mini Skirt Y2k Low Rise Glitter Rave Micro Skirt with Shorts Underneath Pink Small**MakeMeChic**$34.85**215 rev1y ago](https://www.amazon.com/dp/B0DCDSJDC5)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Yousify Womens Y2K Mini Skirts Mesh Flowy Ruffled Skirt Layered Low Rise Pleated Asymmetrical Short Skirts Pink**Yousify**$24.66**4.4★**▲ 143%**](https://www.amazon.com/dp/B0G473CRSP) [**YBSKG Womens Elegant Strapless Tube Ruched Bodycon Mini Dress Party Cocktail Dresses Light Yellow**YBSKG**$33.51**4.3★**▲ 142%**](https://www.amazon.com/dp/B0DSPKBJ76) [**MakeMeChic Womens Sparkly Sequin Mini Skirt Y2k Low Rise Glitter Rave Micro Skirt with Shorts Underneath Pink Small**MakeMeChic**$34.85**3.7★**▲ 142%**](https://www.amazon.com/dp/B0DCDSJDC5) [**Rivvlive 4 Pcs Feather Boas Princess Costume Accessories for Women Heart Sunglasses Crown Lace Fan for Wedding Tea(Multicolor)**Rivvlive**$16.53**3.7★**▲ 136%**](https://www.amazon.com/dp/B0GJS5H3JW) [**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★**▲ 135%**](https://www.amazon.com/dp/B07DL2LMV5)
**~~View all trending →~~**
## **What reviews say buyers love and hate about fancy nancy costume**
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%
## **Common fancy nancy costume questions**
- **Is fancy nancy costume profitable to sell on Amazon United States?**
- The niche generates $26K/yr across 77 tracked products. 1 of 6 products launched in the last 360 days are still selling. 90-day search growth is -19.3%. Flapen's verdict: Skip it (45/100).
- **How competitive is the fancy nancy costume niche?**
- 53 brands and 72 sellers compete. The top 5 products take 24% of clicks and top 5 brands hold 31% of demand.
- **What do buyers complain about in fancy nancy costume?**
- Top complaints mined from reviews: Size-Overall, Quality-Overall, Smell. The return rate is 13.5% — above our launch gate.
- **What does it cost to enter the fancy nancy costume niche?**
- Listings span $7.48–$42.76; the average listing price is $22.78 (sweet spot $15–$100). The average incumbent carries 1,039 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)