Mystery Saja Boy Costume
FailDemand is soft, at -31.8% this quarter, so Mystery Saja Boy Costume is a Fail.
- Flapen Score
- 35 / 100Ranks 14,546 of 16,930 Clothing, Shoes & Jewelry niches · −10 vs the category median of 4535
- Market size
- $53K/yr143K searches / yr
- 90-day growth
- -31.8%search demand this quarter
- Competition
- 64%top-5 click share · 13 brands · 14 sellers
Flapen Score
Mystery Saja Boy Costume against its category
The dotted line is the Clothing, Shoes & Jewelry average. Past it, Mystery Saja Boy Costume is stronger. Inside it, weaker.
Market
The Mystery Saja Boy Costume market on Amazon at a glance
Shoppers on Amazon United States searched for Mystery Saja Boy Costume 143K times last year and spent an estimated $53K. The top 5 brands take 74% of clicks. Flapen scores it 35 out of 100, a Fail.
01 · Demand
An estimated 1.7% of those searches ended in a purchase.
Shoppers searched for this 143K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 1.7% of those searches ended in a purchase. Searches in the last 90 days moved -31.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated $53K a year.
- Searches, last 12 months
- 143K
- Growth, 90 days vs prior 90
- -31.8%
- Conversion, latest week
- 1.7%
- Market size, estimated
- $53Ka year
- Top search term
- mystery saja boy costume71K searches a year
02 · Price
A sale here is worth $21.84.
Listings sell for $21.84 on average, from $12.17 to $34.33. Amazon reports units sold in ranges. This niche sold 1K to 2K a year. The average listing sells 0 to 100 of them. At $21.84 that is $0 to $2K a year per listing.
- Average price
- $21.84inside the $15 to $100 sweet spot
- Price range
- $12.17–$34.33
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 1K–2K
- Units per listing a year
- 0–100
- Revenue per listing a year
- $0–$2K
- Returns
- 8.9%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
50% of listings pay for placement with sponsored ads. 75% ship with Prime. On an average day, 25.0% of listings are out of stock. The average listing ranks #5,449 within Wigs. It carries 87 reviews at 4.48 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 50%
- Prime listings
- 75%
- Out of stock, average day
- 25.0%
- Average rank
- #5,449in Wigs
- Average rating
- 4.48 starsAmazon United States average 4.42 stars
- Average reviews
- 87per listing
- Listings tracked
- 16
04 · Newcomers
1 of last year's 12 launches cleared the first-year sales bar.
12 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 28 months on average, so a newcomer is not facing entrenched names.
- Launched, last 12 months
- 12
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 28 months
Products
Top Mystery Saja Boy 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 17, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Firecos Mens Anime Cosplay Costume Adults Boys Mystery Cosplay Outfits
- Price
- $34.33
- Rating
- 5.0/5
- Reviews
- 1
- Age
- 10mo ago

HSIU Mystery Cosplay Wig 30CM gray purple short hair Synthetic Wig Anim Saja Boys Mystery cosplay
- Price
- $16.98
- Rating
- 5.0/5
- Reviews
- 1
- Age
- 2y ago

Lucoacos Anime Cosplay Wig Light Purple Mens Short Hair Halloween Party Costume Wigs
- Price
- $22.39
- Rating
- 4.2/5
- Reviews
- 116
- Age
- 11mo ago

Dreamture Kids Knight Costume with Hooded Cloak Medieval Halloween Robe for Boys Girls Black Cosplay Tunic Cape 4-15 Years
- Price
- $16.74
- Rating
- 4.4/5
- Reviews
- 43
- Age
- 11mo ago

PUREHAIR Short Blue Purple Cosplay Wig for Men with Long Bangs - Anime Cosplay Wigs for Mens Halloween Costume Party (Blue Purple)
- Price
- $19.57
- Rating
- 4.4/5
- Reviews
- 88
- Age
- 11mo ago
Trending
estimated 90-day click momentum
LEMONBABY Little Kids Boys Cool Jacket Sweatshirt Hoodie Coat Costume (PURPLE 5Y)
- Price
- $19.78
- Rating
- 4.2/5
- Reviews
- 100
- Age
- 9mo ago

LEMONBABY Little Kids Boys Cool Jacket Sweatshirt Hoodie Coat Costume (BLACK 5Y)
- Price
- $19.09
- Rating
- 4.2/5
- Reviews
- 100
- Age
- 9mo ago

renvena Boys Girls Game Character Outfits Open Front Golden Trim Suit Vest and Satin Harem Pants Set Royal Blue 12 Years
- Price
- $12.17
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 1y ago

Dreamture Kids Knight Costume with Hooded Cloak Medieval Halloween Robe for Boys Girls Black Cosplay Tunic Cape 4-15 Years
- Price
- $16.74
- Rating
- 4.4/5
- Reviews
- 43
- Age
- 11mo ago

Kpop Demon Hunter Kids Onesie Pajamas - Boys Girls Long Zip Up Hooded Blanket Sleeper One Piece Costume - Official License
- Price
- $30.61
- Rating
- 4.8/5
- Reviews
- 75
- Age
- 5mo ago
Newest
by launch date
Kpop Demon Hunter Kids Onesie Pajamas - Boys Girls Long Zip Up Hooded Blanket Sleeper One Piece Costume - Official License
- Price
- $30.61
- Rating
- 4.8/5
- Reviews
- 75
- Age
- 5mo ago

LEMONBABY Little Kids Boys Cool Jacket Sweatshirt Hoodie Coat Costume (PURPLE 5Y)
- Price
- $19.78
- Rating
- 4.2/5
- Reviews
- 100
- Age
- 9mo ago

LEMONBABY Little Kids Boys Cool Jacket Sweatshirt Hoodie Coat Costume (BLACK 5Y)
- Price
- $19.09
- Rating
- 4.2/5
- Reviews
- 100
- Age
- 9mo ago

Kpop Demon Hunters Saja Boys Your Idol Mystery T-Shirt
- Price
- $18.93
- Rating
- 5.0/5
- Reviews
- 13
- Age
- 9mo ago

Firecos Mens Anime Cosplay Costume Adults Boys Mystery Cosplay Outfits
- Price
- $34.33
- Rating
- 5.0/5
- Reviews
- 1
- Age
- 10mo ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 64% of clicks. Leaders hold, but buyers still shop past them.
Brands
13
Sellers
14
Est. top-5 brand share
74%
Top 20: 100%
Est. top-5 click share
64%
Top 20: 100%
Open market
20%
- Firecos32%
- PUREHAIR12%
- HSIU11%
- Lucoacos10%
- Dreamture9%
- Komar Kids6%
Demand
Mystery Saja Boy Costume search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Oct · busiest ÷ quietest = 102.8× · 10 of 12 months tracked
Search terms
Top Mystery Saja Boy Costume search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- mystery saja boy costume71K/yr
- mystery costume13K/yr
- saja boys mystery costume7K/yr
- mystery saja costume6K/yr
- mystery saja boy costume kids18K/yr
- mystery saga costume6K/yr
- saja boys costume mystery6K/yr
- mystery costume kids5K/yr
- saja boys mystery costume kids4K/yr
- saja mystery costume3K/yr
Reviews and returns
What reviews say buyers love and hate about Mystery Saja Boy Costume
We read the reviews and the return reasons for every product selling here.
“Thin material”
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 Mystery Saja Boy 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









