Girl Costumes 4-6
Skip itA small market ($48K/yr) — this niche doesn't clear our bar today.
Avg price
Incredible$25.18avg listing price — sweet spot $15–$100
Price range
Great$10.55–$39.34cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Good50%top-5 click share — leaders hold, buyers still browse
Returns
Good2.8%return rate — above 5% kills the launch gate
Review moat
Okay1,856.78avg incumbent reviews — the moat a new listing must climb
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Brand share
Bad91%top-5 brand share — brand-locked demand
Conversion
Bad1.5%search→purchase rate — share of searches ending in a sale
Growth
Bad-19.3%90-day search growth — must beat 0% to launch
Market size
Bad$48K$48K/yr · 125K searches
Is girl costumes 4-6 profitable on Amazon?
According to Flapen's Amazon United States niche tracking, girl costumes 4-6 is a $48K/yr Amazon United States market (125K searches/yr). The top 5 brands hold 91% of demand. Demand peaks in Aug–Sep–Oct–Nov. Verdict: Skip it — 36/100.
Data updated Jul 10, 2026 · scored weekly · How we score niches
girl costumes 4-6 market size & sales
Units sold, revenue, conversion and listing quality across the tracked shelf.- Units sold / yr
- 2K–2K
- avg 0–100/product
- Revenue / yr
- $38K–$50K
- units × avg price
- Conversion rate
- 1.5%
- Avg BSR
- #6,030
- Page quality
- 0%
- Prime
- 84%
- Sponsored
- 50%
- Out of stock
- 0.8%
- Avg brand age
- 39 months
- Avg seller age
- 175 days
Competition: brands, sellers & click share
The top 5 products take 50% of clicks — established leaders, but buyers still shop beyond them.Brands
11 rising
Sellers
56
Top-5 brand share
91%
Top 20: 100%
Top-5 click share
50%
Top 20: 88%
Open market
7%
- Disguise35%
- PJ Masks28%
- INTIMO21%
- Maribus-FL4%
- Spirit Halloween3%
- Fedio2%
- Open — no brand owns it (5 brands, 7%)
girl costumes 4-6 demand & seasonality
Weekly Amazon search volume, last 84 weeks — -19.3% search growth over the last 90 days.Peak months: Aug, Sep, Oct, Nov · busiest ÷ quietest = 29.3×
Top girl costumes 4-6 search terms shoppers use
The exact queries shoppers type, with yearly volume, growth and conversion.- owlette costume31K/yr
- girl costumes 4-616K/yr
- costumes for girls 4-68K/yr
- owlet costume4K/yr
- 5t costumes girls11K/yr
- costume for girls 4-66K/yr
- 4 year old halloween costume girl8K/yr
- 5t girl halloween costume10K/yr
- 5 year old halloween costumes girl8K/yr
- halloween costumes for girls 5t6K/yr
Top girl costumes 4-6 products & what they sell for
Every tracked product — its share of the shelf, its review moat, and what it sells for.Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
PJ Masks Girls Toddler Owlette Fleece Zip-Up Hoodie with Mesh Mask & Detachable Cape Superhero Costume Sweatshirt (Pink 4T)
PJ Masks$25.694.5★162 rev
Disguise Owlette Costume Official PJ Masks Glow Costume Jumpsuit and Mask Toddler Size Medium (3T-4T)
Disguise$35.964.6★2,425 rev
PJ Masks Girls Toddler Owlette Fleece Zip-Up Hoodie with Mesh Mask & Detachable Cape Superhero Costume Sweatshirt (Pink 3T)
PJ Masks$18.564.7★316 rev
Disguise Owlette Costume Official PJ Masks Glow Costume Jumpsuit and Mask Toddler Size Small (2T)
Disguise$31.134.6★2,425 rev
PJ Masks Toddler Girls Owlette Fearless 2 Piece Long Sleeve Pajama Set (4T) Red
INTIMO$25.284.6★14 rev
Newest
by launch datePJ Masks Toddler Girls Owlette Fearless 2 Piece Long Sleeve Pajama Set (4T) Red
INTIMO$25.2814 rev
PJ Masks Toddler Girls Owlette Fearless 2 Piece Long Sleeve Pajama Set (5T) Red
INTIMO$23.6114 rev
Fedio Princess Dress up for Girls Unicorn Light up Princess Cape Set Light up Princess Dress with Unicorn Toys for Girls 3-8 Halloween Pink
Fedio$18.25626 rev
LIMIROLER 18 Pcs Princess Dress Up Clothes for Little Girl Role Play Costume Gift Set Princess Dress Up Toys for Toddler Girls Birthday Christmas Party Gifts for Girls Aged 3-6 Years Old
LIMIROLER$31.981,534 rev
Disney Junior SuperKitties Ginny Dress Up Costume Set 5-Piece Superhero Role Play Outfit with Mask Gloves & Tail Size 46X Kids Ages 3 and Up by Just Play Kids Toys for Ages 3 Up by Just Play
Just Play$17.69420 rev
Trending
90-day click momentum
PJ Masks Toddler Girls Gekko Catboy Owlette Characters Sleep Pajama Dress Nightgown (5T) Pink
INTIMO$24.224.6★
PJ Masks Toddler Girls Owlette Fearless 2 Piece Long Sleeve Pajama Set (4T) Red
INTIMO$25.284.6★
PJ Masks Toddler Girls Gekko Catboy Owlette Protect Our Planet Footless Sleeper Pajama (6) Pink
INTIMO$25.084.5★
PJ Masks Toddler Girls Gekko Catboy Owlette Characters Sleep Pajama Dress Nightgown (3T) Pink
INTIMO$24.744.6★
PJ Masks Toddler Girls Gekko Catboy Owlette Protect Our Planet Footless Sleeper Pajama (4T) Pink
INTIMO$23.934.5★
What reviews say buyers love and hate about girl costumes 4-6
What buyers praise and complain about, mined from review topics.What buyers love
“Sizing was accurate”
“Well worth it”
“These princess costumes are such high quality”
“the kids enjoy it”
“Great gift”
“durable material that is also really easy to clean”
“Easy to use”
“the colors are so pretty”
“Really does light up”
“The product is accurate to pictures and description”
What buyers complain about
“Very cheap looking and quality”
“Size issue”
“Ugly terrible material”
“Breaks easily”
“Not as advertised”
“a whole section of that came off due to the crappy stitchibg”
“Holes,strings hanging,seams coming undone”
“Not well designed especially the tops”
“Super thin”
“Not cozy and comfortable”
Top return reasons
Common girl costumes 4-6 questions
- Is girl costumes 4-6 profitable to sell on Amazon United States?
- The niche generates $48K/yr across 32 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -19.3%. Flapen's verdict: Skip it (36/100).
- How competitive is the girl costumes 4-6 niche?
- 11 brands and 56 sellers compete. The top 5 products take 50% of clicks and top 5 brands hold 91% of demand.
- What do buyers complain about in girl costumes 4-6?
- Top complaints mined from reviews: Quality-Overall, Size-Overall, Material Quality. The return rate is 2.8%.
- When does demand for girl costumes 4-6 peak?
- Demand peaks in Aug–Sep–Oct–Nov; the busiest month runs 29.3× the quietest.
- What does it cost to enter the girl costumes 4-6 niche?
- Listings span $10.55–$39.34; the average listing price is $25.18 (sweet spot $15–$100). The average incumbent carries 1,857 reviews — the moat a new listing must climb.