---
title: "Nemo Costume — $26K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/nemo-costume"
last_updated: "2026-08-12T03:22:34.425Z"
locale: en
meta:
description: "Niche score 39/100 · $26K/yr market · 201K searches/yr · $30.41 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 39/100 · $26K/yr market · 201K searches/yr · $30.41 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Nemo Costume — $26K/yr Amazon US Niche (2026) - Flapen"
---
# **nemo costume**
**Skip it**
High returns (16.5%) — this niche doesn't clear our bar today.
Market size 7Growth 30Conversion 5Competition 56Returns 0Price range 92Avg price 95Brand share 60Review moat 81Quality gap 50
**Avg price**
**Incredible****$30.41**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$13.74–$49.86**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Great****377.04**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Good****69%**
top-5 brand share — brands hold most of the demand
**Competition**
**Good****51%**
top-5 click share — leaders hold, buyers still browse
**Quality gap**
**Good****4.5★**
avg incumbent rating — lower means beatable quality
**Growth**
**Okay****+4.2%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****$26K**
$26K/yr · 201K searches
**Conversion**
**Bad****0.4%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Bad****16.5%**
return rate — above 5% kills the launch gate
**Signals**[** 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%")
According to Flapen's Amazon United States niche tracking, nemo costume is a $26K/yr Amazon United States market (201K searches/yr). The top 5 brands hold 69% of demand. Demand peaks in Sep–Oct. Verdict: Skip it — 39/100.
Data updated Jul 21, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **nemo costume market data**
- **Units sold / yr**
- **3K–3K**
- avg 0–100/product
- **Revenue / yr**
- **$76K–$91K**
- units × avg price
- **Conversion rate**
- **0.4%**
- **Avg BSR**
- **#11,021**
- **Page quality**
- **0%**
- **Prime**
- **86%**
- **Sponsored**
- **64%**
- **Out of stock**
- **14.1%**
- **Avg brand age**
- **44 months**
- **Avg seller age**
- **192 days**
## **Competition & brand share**
The top 5 products take 51% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**20 **▼falling
**Sellers**
**39**
**Top-5 brand share**
**69%**
Top 20: 100%
**Top-5 click share**
**51%**
Top 20: 91%
**Open market**
**27%**
- vavalad30% - NEWCOSPLAY14% - DarkCom12% - Disguise8% - Fun Costumes5% - Disney4%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +4.2% search growth over the last 90 days.
30K20KSpike '24Spike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Sep, Oct · busiest ÷ quietest = 69.2×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/nemo-costume/trend)
## **Top nemo costume search terms**
- **nemo costume**72K/yr+10.4%0.8% conv. - **finding nemo costume**43K/yr+14.6%0.3% conv. - **nemo costume adult**27K/yr+40.8%1.6% conv. - **clownfish costume**7K/yr-24.1%1.1% conv. - **nemo costume kids**7K/yr-12.1%1.3% conv. - **clown fish costume**7K/yr-34.5%0.8% conv. - **finding nemo costumes**5K/yr-4.2%0.2% conv. - **finding nemo costume adult**14K/yr+24.0%0.9% conv. - **finding nemo adult costume**4K/yr+108.9%0.0% conv. - **adult nemo costume**6K/yr+36.5%0.4% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/nemo-costume/search-terms)
## **Top nemo costume products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%5%$1K10%$3K15%$4K20%$5K1101001K10K 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**vavalad Adult Onesie Animal Pajama One Piece Halloween Costume Cosplay Sleepwear Homewear Christmas for Unisex Men Women**vavalad**$36.11**4.5★112 rev](https://www.amazon.com/dp/B0BRP6BJDK) [2**NEWCOSPLAY Unisex Adult Fish Onesie Pajamas Animal One Piece Halloween Costume Cosplay Sleepwear (Fish XX-Large)**NEWCOSPLAY**$24.21**4.5★138 rev](https://www.amazon.com/dp/B0FPF12841) [3**vavalad Adult Onesie Animal Pajama One Piece Halloween Costume Cosplay Sleepwear Homewear Christmas for Unisex Men Women**vavalad**$34.89**4.5★112 rev](https://www.amazon.com/dp/B0BRP67HFQ) [4**DarkCom Onesie Christmas Pajamas Adult Animal Halloween Costume Clownfish Cosplay One Piece Unisex Homewear Polar Fleece Sleepwear Small**DarkCom**$27.27**4.5★77 rev](https://www.amazon.com/dp/B08GWKNVL1) [5**Finding Dory Adult Costume Officially Licensed Disney Pixar One Size Halloween Costume Dress Up**Disguise**$49.86**4.4★246 rev](https://www.amazon.com/dp/B01CEGBI4O)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Disney Pixar Finding Nemo Clown Fish Cosplay Clownfish Adult T-Shirt(Orange Large)**Disney**$24.30**0 rev4mo ago](https://www.amazon.com/dp/B0GT6CXBL1) [**JUOLOET Unisex Adult Onesie Pajamas Clown Fish Animal One Piece Snug Fit Halloween Costume Sleepwear HomewearClown Fish Medium**JUOLOET**$24.96**473 rev9mo ago](https://www.amazon.com/dp/B0FWBTMB3C) [**NEWCOSPLAY Unisex Adult Fish Onesie Pajamas Animal One Piece Halloween Costume Cosplay Sleepwear (Fish XX-Large)**NEWCOSPLAY**$24.21**138 rev10mo ago](https://www.amazon.com/dp/B0FPF12841) [**NEWCOSPLAY Unisex Adult Fish Onesie Pajamas Animal One Piece Halloween Costume Cosplay Sleepwear (Fish Large)**NEWCOSPLAY**$24.63**138 rev10mo ago](https://www.amazon.com/dp/B0FPF2GSM8) [**Chicingyou 7 Pcs Halloween Costume Kit Include Red Ponytails Wig Women Collar White Knee High Socks Purple Hair Ties Fake Braces and 60 x 40 Inch Giant Plastic Bag Adult Couple Cosplay**Chicingyou**$30.14**9 rev1y ago](https://www.amazon.com/dp/B0F8VR5H58)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Disney Pixar Finding Nemo Clown Fish Cosplay Clownfish Adult T-Shirt(Orange Large)**Disney**$24.30**0.0★**▲ 457%**](https://www.amazon.com/dp/B0GT6CXBL1) [**NEWCOSPLAY Unisex Adult Fish Onesie Pajamas Animal One Piece Halloween Costume Cosplay Sleepwear (Fish Large)**NEWCOSPLAY**$24.63**4.5★**▲ 440%**](https://www.amazon.com/dp/B0FPF2GSM8) [**NEWCOSPLAY Unisex Adult Fish Onesie Pajamas Animal One Piece Halloween Costume Cosplay Sleepwear (Fish XX-Large)**NEWCOSPLAY**$24.21**4.5★**▲ 437%**](https://www.amazon.com/dp/B0FPF12841) [**JUOLOET Unisex Adult Onesie Pajamas Clown Fish Animal One Piece Snug Fit Halloween Costume Sleepwear HomewearClown Fish Medium**JUOLOET**$24.96**4.6★**▲ 405%**](https://www.amazon.com/dp/B0FWBTMB3C) [**ATOZ Onesie for Kids Animal Pajamas Halloween Cosplay Costume Girls Boys**ATOZ**$32.92**4.4★**▲ 192%**](https://www.amazon.com/dp/B09ZYDPNL4)
**~~View all trending →~~**
## **What buyers say about nemo costume**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Advertised Vs Actual Product**30%
*“As described it”*
**Comfort-Overall**13%
*“Comfortable and fun”*
**Value For Money**13%
*“Seemed like a decent price for what we got”*
**Soft Feel**10%
*“Fit well and was super soft”*
**Size-Overall**10%
*“Fit well”*
**Strength**10%
*“sturdy for the price”*
**Material Quality**3%
*“The material is lightweight and fairly comfortable, which made it easy to wear for several hours”*
**Ease Of Use**3%
*“Its also easy to put on and take off, which is always a plus with costumes”*
**Design-Overall**3%
*“The design is fun”*
**Color**3%
*“The colors are vibrant”*
### **What buyers complain about **
**Size-Overall**13%
*“That said, the fit runs a little on the loose side, and the quality isnt the highest”*
**Quality-Overall**13%
*“That said, the fit runs a little on the loose side, and the quality isnt the highest”*
### **Top return reasons **
**Size-Overall**64%
**Length**8%
**Material Quality**4%
**Advertised Vs Actual Product**3%
**Quality-Overall**3%
**Arm Fit**2%
**Product Condition**2%
**Value For Money**2%
**Defective Material/Parts**2%
**Stitch/Finish/Polish**1%
## **Common questions**
- **Is nemo costume profitable to sell on Amazon United States?**
- The niche generates $26K/yr across 28 tracked products. 0 of 4 products launched in the last 360 days are still selling. 90-day search growth is +4.2%. Flapen's verdict: Skip it (39/100).
- **How competitive is the nemo costume niche?**
- 20 brands and 39 sellers compete. The top 5 products take 51% of clicks and top 5 brands hold 69% of demand.
- **What do buyers complain about in nemo costume?**
- Top complaints mined from reviews: Size-Overall, Quality-Overall. The return rate is 16.5% — above our launch gate.
- **When does demand for nemo costume peak?**
- Demand peaks in Sep–Oct; the busiest month runs 69.2× the quietest.
- **What does it cost to enter the nemo costume niche?**
- Listings span $13.74–$49.86; the average listing price is $30.41 (sweet spot $15–$100). The average incumbent carries 377 reviews — the moat a new listing must climb.
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