---
title: "Sundrop Costume — $3K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/toys-games/sundrop-costume"
last_updated: "2026-08-08T10:20:59.740Z"
locale: en
meta:
description: "Niche score 47/100 · $3K/yr market · 52K searches/yr · $36.29 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 47/100 · $3K/yr market · 52K searches/yr · $36.29 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Sundrop Costume — $3K/yr Amazon US Niche (2026) - Flapen"
---
# **sundrop costume**
**Skip it**
A small market ($3K/yr) — this niche doesn't clear our bar today.
Market size 1Growth 34Conversion 2Competition 61Returns 22Price range 94Avg price 95Brand share 72Review moat 91Quality gap 88
**Avg price**
**Incredible****$36.29**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$13.75–$99.99**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Great****173.73**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Great****4.1★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Good****62%**
top-5 brand share — brands hold most of the demand
**Competition**
**Good****48%**
top-5 click share — leaders hold, buyers still browse
**Growth**
**Okay****+7.1%**
90-day search growth — must beat 0% to launch
**Returns**
**Bad****5.9%**
return rate — above 5% kills the launch gate
**Conversion**
**Bad****0.2%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Bad****$3K**
$3K/yr · 52K searches
**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, sundrop costume is a $3K/yr Amazon United States market (52K searches/yr). The top 5 brands hold 62% of demand. Demand peaks in Sep–Oct. Verdict: Skip it — 47/100.
Data updated Jul 31, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **sundrop costume market data**
- **Units sold / yr**
- **100–250**
- avg 0–100/product
- **Revenue / yr**
- **$4K–$9K**
- units × avg price
- **Conversion rate**
- **0.2%**
- **Avg BSR**
- **#14,808**
- **Page quality**
- **0%**
- **Prime**
- **50%**
- **Sponsored**
- **69%**
- **Out of stock**
- **30.8%**
- **Avg brand age**
- **45 months**
- **Avg seller age**
- **203 days**
## **Competition & brand share**
The top 5 products take 48% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**17 **▲rising
**Sellers**
**19**
**Top-5 brand share**
**62%**
Top 20: 100%
**Top-5 click share**
**48%**
Top 20: 92%
**Open market**
**33%**
- EJWCIG20% - Yazkimo16% - Cosplay.fm11% - SUPWISER8% - TV Store6% - Fun Costumes5%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +7.1% search growth over the last 90 days.
5K3KSpike '24Spike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Sep, Oct · busiest ÷ quietest = 15.1×
[**Open Trend **](https://flapen.com/research/us/toys-games/sundrop-costume/trend)
## **Top sundrop costume search terms**
- **sundrop costume**13K/yr-9.6%0.0% conv. - **sun and moon costume**18K/yr+41.4%0.1% conv. - **moondrop costume**9K/yr+11.3%0.0% conv. - **sundrop cosplay**6K/yr+5.1%0.1% conv. - **moondrop cosplay**3K/yr+21.7%0.0% conv. - **sundrop mask**2K/yr+9.6%0.8% conv. - **moon drop costume**2K/yr-1.9%0.0% conv. [**All search terms **](https://flapen.com/research/us/toys-games/sundrop-costume/search-terms)
## **Top sundrop 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%10%$30120%$60130%$90240%$1K1101001K10K 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**EJWCIG Sun and Moon Mask Clown Bear Mask Halloween Costume Cosplay Prop (sun mask)**EJWCIG**$20.00**4.0★79 rev](https://www.amazon.com/dp/B0C8HXLM33) [2**Cosplay.fm Game Sun Cosplay Costume Outfit with Gloves and Headdress (S yellow)**Cosplay.fm**$67.46**4.4★25 rev](https://www.amazon.com/dp/B0B4W2HJ22) [3**Halloween Costume Set with Brown Textured Vest Green Character Ears Headband Nose Piece Adult Size (Brown Green XL)**SUPWISER**$20.63**4.0★25 rev](https://www.amazon.com/dp/B0FN3G5JKR) [4**Fun Costumes Inflatable Sun Costume for Kids Yellow Star Outfit Funny Daystar Halloween Attire Sol Cosplay - Standard**Fun Costumes**$24.96**2.5★4 rev](https://www.amazon.com/dp/B0D8LLL1L3) [5**Glenmal 4 Pieces Celestial Jewelry Moon Stars Crown Necklaces and Body Chain Headband Drop Earrings for Women(Gold)**Glenmal**$15.08**4.2★311 rev](https://www.amazon.com/dp/B0BDQ4GBWG)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Yazkimo Game Sundrop Moondrop Cosplay Costume Clown Funny Uniform Jumpsuit Mask Halloween Circus Dress Up Full Set (Blue XX-Large)**Yazkimo**$35.17**2 rev7mo ago](https://www.amazon.com/dp/B0G64G842N) [**Yazkimo Game Sundrop Moondrop Cosplay Costume Clown Funny Uniform Jumpsuit Mask Halloween Circus Dress Up Full Set (Blue Small)**Yazkimo**$37.97**2 rev7mo ago](https://www.amazon.com/dp/B0G64BKTYC) [**Vioyrie Adult Five Nights Clown Costume Moon Cosplay Outfits Gloves Hat Full Set Halloween Circus Stage Uniform Suit (Blue Medium)**Vioyrie**$99.99**1 rev7mo ago](https://www.amazon.com/dp/B0G644S198) [**Halloween Costume Set with Brown Textured Vest Green Character Ears Headband Nose Piece Adult Size (Brown Green XL)**SUPWISER**$20.63**25 rev11mo ago](https://www.amazon.com/dp/B0FN3G5JKR) [**Vioyrie Five Nights Clown Costume Moon Sun Cosplay Outfits Halloween Circus Stage Uniform Suit (Blue X-Large)**Vioyrie**$47.39**5 rev1y ago](https://www.amazon.com/dp/B0DYNSM4YY)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Yazkimo Game Sundrop Moondrop Cosplay Costume Clown Funny Uniform Jumpsuit Mask Halloween Circus Dress Up Full Set (Blue XX-Large)**Yazkimo**$35.17**5.0★**▲ 310%**](https://www.amazon.com/dp/B0G64G842N) [**Halloween Costume Set with Brown Textured Vest Green Character Ears Headband Nose Piece Adult Size (Brown Green XL)**SUPWISER**$20.63**4.0★**▲ 309%**](https://www.amazon.com/dp/B0FN3G5JKR) [**Tee Luv Sun Drop T-Shirt - Distressed Sundrop Citrus Soda Shirt (X-Large) Forest Green Heather**Tee Luv**$22.35**4.7★**▲ 308%**](https://www.amazon.com/dp/B013THMDOQ) [**YJCOS Blue Jacket Hoodie Pullover Halloween Unisex Adult Outwear**YJCOS**$29.52**4.3★**▲ 308%**](https://www.amazon.com/dp/B0DJQQTW3T) [**Yazkimo Women Game Cosplay Sundrop Costume Moondrop Cosplay Funny Uniform Tops Pants Hat Halloween Dress Up (Red Medium)**Yazkimo**$49.98**4.0★**▲ 305%**](https://www.amazon.com/dp/B0DMR2HQJN)
**~~View all trending →~~**
## **What buyers say about sundrop costume**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**17%
*“High quality and great gift”*
**Comfort-Overall**16%
*“Comfortable”*
**Warmth**16%
*“It has helped me a lot stay warm”*
**Gifting Purpose**9%
*“I gave this as a gift”*
**Size-Overall**8%
*“and it fit perfectly”*
**Value For Money**6%
*“However, for the price it seem fair”*
**Soft Feel**6%
*“Super soft and comfortable”*
**Material Quality**5%
*“Excelente material”*
**Fluffiness**3%
*“very cozy”*
**Color**3%
*“Pretty,”*
### **What buyers complain about **
**Size-Overall**18%
*“The head piece is quite large”*
**Quality-Overall**16%
*“Poor Quality Control”*
**Shoulder Fit**13%
*“The shoulders are too narrow”*
**Weight Heavy**6%
*“heavy for a 6 year old to wear”*
**Neck Fit**6%
*“neck is super tight”*
**Durability**3%
*“The belt broke within an hour of wearing it”*
**Comfort-Overall**3%
*“a bit uncomfortable”*
**Strength**3%
*“I wish is was a little more sturdy as the orange sun ray material is a soft foam type”*
**Smell**3%
*“It smelled terrible”*
### **Top return reasons **
**Size-Overall**39%
**Neck Fit**9%
**Material Quality**7%
**Sleeve Fit**7%
**Quality-Overall**4%
**Advertised Vs Actual Product**4%
**Arm Fit**4%
**Defective Material/Parts**3%
**Shape/Style**2%
**Shoulder Fit**2%
## **Common questions**
- **Is sundrop costume profitable to sell on Amazon United States?**
- The niche generates $3K/yr across 26 tracked products. 0 of 5 products launched in the last 360 days are still selling. 90-day search growth is +7.1%. Flapen's verdict: Skip it (47/100).
- **How competitive is the sundrop costume niche?**
- 17 brands and 19 sellers compete. The top 5 products take 48% of clicks and top 5 brands hold 62% of demand.
- **What do buyers complain about in sundrop costume?**
- Top complaints mined from reviews: Size-Overall, Quality-Overall, Shoulder Fit. The return rate is 5.9% — above our launch gate.
- **When does demand for sundrop costume peak?**
- Demand peaks in Sep–Oct; the busiest month runs 15.1× the quietest.
- **What does it cost to enter the sundrop costume niche?**
- Listings span $13.75–$99.99; the average listing price is $36.29 (sweet spot $15–$100). The average incumbent carries 174 reviews — the moat a new listing must climb.
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