costumes for girls
Skip itWeak search conversion (0.0%) — this niche doesn't clear our bar today.
Avg price
Incredible$27.77avg listing price — sweet spot $15–$100
Price range
Great$6.54–$46.04cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Good60%top-5 brand share — brands hold most of the demand
Review moat
Good720.78avg incumbent reviews — the moat a new listing must climb
Competition
Okay55%top-5 click share — leaders hold, buyers still browse
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Returns
Okay5.3%return rate — above 6% kills the launch gate
Growth
Bad-21.9%90-day search growth — must beat 0% to launch
Market size
Bad$12K$12K/yr · 1.0M searches
Conversion
Bad0.0%search→purchase rate — share of searches ending in a sale
Competition
The top 5 products take 55% of clicks — established leaders, but buyers still shop beyond them.Brands
19 falling
Sellers
54
Top-5 brand share
60%
Open market
35%
- Elibelle35%
- mcuaeddu9%
- FFNXKLDZSW6%
- DSplay5%
- Joyxiam5%
- NXXBLLLY5%
Product shelf
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 23 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Japanese Traditional Dress Kimono Robe for Kids Girls Costume Silk Folding Fans hairstick Fox mask Set(red Back 150cm)
Elibelle$36.804.8★299 rev
mcuaeddu Demogorgon Onesie Halloween Costume Costume Warm Long Sleeve Costume (10-12 Years)
mcuaeddu$36.834.6★169 rev
Kids Girl Pirate Halloween Cosplay Costume (10-12Y)
DSplay$46.044.2★303 rev
Joyxiam Kids Onesie One-Piece Pajamas Girl Halloween Costumes(10-12Years)
Joyxiam$25.324.6★504 rev
NXXBLLLY Kids Onesie Animal Pajamas Halloween Costumes Christmas Cosplay Costumes for Girl(10-12 Years)
NXXBLLLY$20.684.6★162 rev
Newest
by launch date
SEHIOZNI Kids Funny Green Monster Onesie Silly Big Mouth Monster Cartoon Soft Plush One Piece (Purple 10-13 Years)
SEHIOZNI$24.0214 rev
mcuaeddu Demogorgon Onesie Halloween Costume Costume Warm Long Sleeve Costume (12-14 Years)
mcuaeddu$35.53169 rev
mcuaeddu Demogorgon Onesie Halloween Costume Costume Warm Long Sleeve Costume (10-12 Years)
mcuaeddu$36.83169 rev
Rarjuiey Halloween Toddler Girl Outfit Boo Romper Spaghetti Strap Ghost Jumpsuit Bell Bottoms Outfits Spooky Clothes (Boo Ghost Black 4-5T)
Rarjuiey$14.65141 rev
AstraPrime Unisex Kids Onesie Flannel Cosplay Costume Halloween Onesie Pajamas Home Clothing(8-10Years)
AstraPrime$21.17144 rev
Trending
90-day click momentumSEHIOZNI Kids Funny Green Monster Onesie Silly Big Mouth Monster Cartoon Soft Plush One Piece (Purple 10-13 Years)
SEHIOZNI$24.024.2★
GRACE KARIN Teen Girls Formal Dress Black Kids Sequin Fancy Party Prom Sparkly Pageant Birthday Graduation Dresses Size 10-12
GRACE KARIN$35.954.8★
mcuaeddu Demogorgon Onesie Halloween Costume Costume Warm Long Sleeve Costume (10-12 Years)
mcuaeddu$36.834.6★
AstraPrime Unisex Kids Onesie Flannel Cosplay Costume Halloween Onesie Pajamas Home Clothing(8-10Years)
AstraPrime$21.174.5★
mcuaeddu Demogorgon Onesie Halloween Costume Costume Warm Long Sleeve Costume (12-14 Years)
mcuaeddu$35.534.6★
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -21.9% search growth over the last 90 days.Peak months: Sep, Oct · busiest ÷ quietest = 199.8×
Reviews
What buyers praise and complain about, mined from review topics.What buyers love
“fit as expected”
“The kids are enjoying them”
“Christmas gift for my grandson”
“Good quality”
“Very comfy”
“Great value for the price”
“Fun colors”
“The lights are very bright and colorful”
“Batteries are included”
“Durable and comfortable”
What buyers complain about
“Couldve been better constructed basically just very cheap gloves with electronics inside it to flash”
“Broke Immediately”
“Not true to size”
“Cheap material”
“Battery make it smelly”
“the zipper broke on it within a few uses”
“Couldnt give it a five because the shoulder strap was not as adjustable enough to have it fit”
“it's more of a pale purple not blue like the character”
“The fingers kept going out”
“Item arrived used”