Rumi Costume
MaybeShoppers spend an estimated $2.5M a year here. But demand is soft, at -36.3% this quarter, so Rumi Costume is a Maybe.
- Flapen Score
- 61 / 100Top 4% of 16,930 Clothing, Shoes & Jewelry niches · +16 vs the category median of 4561
- Market size
- $2.5M/yr8.0M searches / yr
- 90-day growth
- -36.3%search demand this quarter
- Competition
- 34%top-5 click share · 26 brands · 30 sellers
Flapen Score
Rumi Costume against its category
The dotted line is the Clothing, Shoes & Jewelry average. Past it, Rumi Costume is stronger. Inside it, weaker.
Market
The Rumi Costume market on Amazon at a glance
Shoppers on Amazon United States searched for Rumi Costume 8.0M times last year and spent an estimated $2.5M. The top 5 brands take 51% of clicks. Flapen scores it 61 out of 100, a Maybe.
01 · Demand
An estimated 0.8% of those searches ended in a purchase.
Shoppers searched for this 8.0M times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 0.8% of those searches ended in a purchase. Searches in the last 90 days moved -36.3% against the 90 days before. Searches, conversion and average price together put the market at an estimated $2.5M a year.
- Searches, last 12 months
- 8.0M
- Growth, 90 days vs prior 90
- -36.3%
- Conversion, latest week
- 0.8%
- Market size, estimated
- $2.5Ma year
- Top search term
- rumi costume kids4.5M searches a year
02 · Price
A sale here is worth $38.52.
Listings sell for $38.52 on average, from $9.56 to $93.19. Amazon reports units sold in ranges. This niche sold 60K to 80K a year. The average listing sells 500 to 750 of them. At $38.52 that is $19K to $29K a year per listing.
- Average price
- $38.52inside the $15 to $100 sweet spot
- Price range
- $9.56–$93.19
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 60K–80K
- Units per listing a year
- 500–750
- Revenue per listing a year
- $19K–$29K
- Returns
- 7.5%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
74% of listings pay for placement with sponsored ads. 76% ship with Prime. On an average day, 46.3% of listings are out of stock. The average listing ranks #4,971 within Girls. It carries 148 reviews at 4.20 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 74%
- Prime listings
- 76%
- Out of stock, average day
- 46.3%
- Average rank
- #4,971in Girls
- Average rating
- 4.20 starsAmazon United States average 4.42 stars
- Average reviews
- 148per listing
- Listings tracked
- 46
04 · Newcomers
17 of last year's 45 launches cleared the first-year sales bar.
45 products launched here in the last 12 months. 17 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 21 months on average, so a newcomer is not facing entrenched names.
- Launched, last 12 months
- 45
- Successful launches
- 17Amazon's first-year sales bar
- Average brand age
- 21 months
Products
Top Rumi Costume products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 10, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
WYYXXT 2Pcs Girls Rumi Princess Loose Comfortable Home Wear Dress 5-6 Years Multicolor
- Price
- $24.05
- Rating
- 5.0/5
- Reviews
- 3
- Age
- 6mo ago

Purple Braiding Hair 24Inch 3 Packs Braiding Hair Pre Stretched Colored Hair Extensions for Twist or Box Braids Long Synthetic Crochet Braids for Stage Party Christmas Halloween Costume Cosplay
- Price
- $10.88
- Rating
- 4.6/5
- Reviews
- 663
- Age
- 10mo ago

WYYXXT Girls Rumi Princess Cartoon Daily Dress Halloween Birthday Party Pop Outfits(4-5T Yellow)
- Price
- $23.54
- Rating
- 4.2/5
- Reviews
- 3
- Age
- 4mo ago

FENGLONG-YB Costume Cosplay Golden For Girls Women With Wigs Halloween Top Pants Full Set Outfit
- Price
- $74.78
- Rating
- 3.6/5
- Reviews
- 95
- Age
- 9mo ago

RUXINRUA Girls Cosplay Costume 3-13 Years Kids Lining Jacket Shorts 3PCS Uniform Outfits with Wig (5-6 years)
- Price
- $42.50
- Rating
- 4.8/5
- Reviews
- 48
- Age
- 2y ago
Trending
estimated 90-day click momentum
AOVCLKID Girls Rumi Princess Loose Comfortable Home Wear Dress 5-6 Years Yellow/Gold
- Price
- $21.03
- Rating
- 4.8/5
- Reviews
- 9
- Age
- 4mo ago

KPJSDT Girls Stage Costume Jacket Tank Top Shorts Set Printed Halloween Outfit for Kids Party Dress Up
- Price
- $29.65
- Rating
- 3.9/5
- Reviews
- 10
- Age
- 4mo ago

ZBDFNJ Yellow Clothing Blue Clothing Complete Set of Tops Pants Wig Accessories Theme Party Outfit
- Price
- $34.75
- Rating
- 5.0/5
- Reviews
- 1
- Age
- 3mo ago

RUXINRUA Girls Cosplay Costume 3-13 Years Kids Lining Jacket Shorts 3PCS Uniform Outfits with Wig (5-6 years)
- Price
- $42.50
- Rating
- 4.8/5
- Reviews
- 48
- Age
- 2y ago

AOVCLKID Girls Rumi Princess Loose Comfortable Home Wear Dress 7-8 Years Yellow/Gold
- Price
- $21.18
- Rating
- 4.8/5
- Reviews
- 9
- Age
- 4mo ago
Newest
by launch date
ZBDFNJ Yellow Clothing Blue Clothing Complete Set of Tops Pants Wig Accessories Theme Party Outfit
- Price
- $34.75
- Rating
- 5.0/5
- Reviews
- 1
- Age
- 3mo ago

AOVCLKID Girls Rumi Princess Loose Comfortable Home Wear Dress 7-8 Years Yellow/Gold
- Price
- $21.18
- Rating
- 4.8/5
- Reviews
- 9
- Age
- 4mo ago

AOVCLKID Girls Rumi Princess Loose Comfortable Home Wear Dress 5-6 Years Yellow/Gold
- Price
- $21.03
- Rating
- 4.8/5
- Reviews
- 9
- Age
- 4mo ago

KPJSDT Girls Stage Costume Jacket Tank Top Shorts Set Printed Halloween Outfit for Kids Party Dress Up
- Price
- $29.65
- Rating
- 3.9/5
- Reviews
- 10
- Age
- 4mo ago

WYYXXT Girls Rumi Princess Cartoon Daily Dress Halloween Birthday Party Pop Outfits(4-5T Yellow)
- Price
- $23.54
- Rating
- 4.2/5
- Reviews
- 3
- Age
- 4mo ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 34% of clicks, no more. An open shelf where new products get seen.
Brands
26
Sellers
30
Est. top-5 brand share
51%
Top 20: 94%
Est. top-5 click share
34%
Top 20: 71%
Open market
44%
- WYYXXT19%
- AOVCLKID11%
- FENGLONG-YB8%
- JIEANYAN7%
- RUXINRUA6%
- Lgandpg5%
Demand
Rumi Costume search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Sep, Oct · busiest ÷ quietest = 38.8× · 11 of 12 months tracked
Search terms
Top Rumi Costume search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- rumi costume kids4.5M/yr
- rumi costume1.1M/yr
- disfraz de rumi para nia164K/yr
- rumi kpop demon hunters costume372K/yr
- k-pop demon hunters costume rumi506K/yr
- rumi costume girls146K/yr
- kpop demon hunters costume rumi255K/yr
- kpop demon hunters rumi costume93K/yr
- kpop rumi costume kids74K/yr
- rumi golden costume70K/yr
Reviews and returns
What reviews say buyers love and hate about Rumi Costume
We read the reviews and the return reasons for every product selling here.
“Bad quality”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
18 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Rumi Costume questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









