Ken Costume for Boys
Skip itA small market ($0/yr) — this niche doesn't clear our bar today.
Avg price
Incredible$22.87avg listing price — sweet spot $15–$100
Price range
Great$12.09–$35.23cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Great438.6avg incumbent reviews — the moat a new listing must climb
Brand share
Good61%top-5 brand share — brands hold most of the demand
Competition
Good45%top-5 click share — leaders hold, buyers still browse
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Growth
Bad-17.5%90-day search growth — must beat 0% to launch
Returns
Bad9.0%return rate — above 5% kills the launch gate
Market size
Bad$0$0/yr · 12K searches
Conversion
Bad0.0%search→purchase rate — share of searches ending in a sale
Is ken costume for boys profitable on Amazon?
According to Flapen's Amazon United States niche tracking, ken costume for boys is a $0/yr Amazon United States market (12K searches/yr). The top 5 brands hold 61% of demand. Demand peaks in Sep–Oct. Verdict: Skip it — 37/100.
Data updated Jul 8, 2026 · scored weekly · How we score niches
ken costume for boys market size & sales
Units sold, revenue, conversion and listing quality across the tracked shelf.- Units sold / yr
- 0–100
- avg 0–100/product
- Revenue / yr
- $0–$2K
- units × avg price
- Conversion rate
- 0.0%
- Avg BSR
- #1,553
- Page quality
- 0%
- Prime
- 88%
- Sponsored
- 80%
- Out of stock
- 11.4%
- Avg brand age
- 31 months
- Avg seller age
- 185 days
Competition: brands, sellers & click share
The top 5 products take 45% of clicks — established leaders, but buyers still shop beyond them.Brands
18 rising
Sellers
20
Top-5 brand share
61%
Top 20: 100%
Top-5 click share
45%
Top 20: 93%
Open market
33%
- YUEMION17%
- KBJALQ14%
- Arshiner14%
- RoseSeek8%
- Costume Agent8%
- uideazone6%
ken costume for boys demand & seasonality
Weekly Amazon search volume, last 104 weeks — -17.5% search growth over the last 90 days.Peak months: Sep, Oct · busiest ÷ quietest = 24.2×
Top ken costume for boys search terms shoppers use
The exact queries shoppers type, with yearly volume, growth and conversion.- ken outfit for boys2K/yr
- ken costume for boys2K/yr
- ken costume kids3K/yr
- kids ken costume1K/yr
- boys ken outfit304/yr
- boys ken costume1K/yr
- toddler ken costume895/yr
- baby ken costume719/yr
- ken kids costume356/yr
- ken toddler costume481/yr
Top ken costume for boys 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
Arshiner Boys 2 Piece Outfits Tropical Print Short Sleeve Shirt and Shorts Casual Set White - Palm Tree 5-6 Years
Arshiner$19.404.6★407 rev
RoseSeek Boys 2 Piece Beach Vacation Textured Outfit Short Sleeve Button Down Shirt Top and Shorts Summer Set Pure Pink 10Y
RoseSeek$29.744.6★261 rev
KBJALQ 80s 90s Outfit for Kids Boys Girls 5 Pieces Workout Costume Halloween Party Cosplay Dress Up (110)
KBJALQ$32.784.4★37 rev
YUEMION Boys Hawaiian Outfit 2Pcs Set Summer Beach Button-Down Shirt Top + Shorts for Kids(Pink - palm tree 6-7 Years)
YUEMION$16.854.7★336 rev
Sun-Staches Barbie Official Ken Mens Sunglasses | Barbie Movie Shades | UV 400 | One Size Fits Most
Sun-Staches$13.824.7★206 rev
Newest
by launch date
Xuomuen Cowboy Costume Romper with Brown sheriff Hat Baby Dress Up Outfit Yellow and Blue 18-24 Months
Xuomuen$19.41121 rev
RoseSeek Boys 2 Piece Beach Vacation Textured Outfit Short Sleeve Button Down Shirt Top and Shorts Summer Set Pure Pink 10Y
RoseSeek$29.74261 rev
Tosjack 80s Kids Workout Costume 80s Outfit Clothing for Boys Halloween Party Cosplay Dress Up Set
Tosjack$28.8315 rev
YUEMION Boys Hawaiian Outfit 2Pcs Set Summer Beach Button-Down Shirt Top + Shorts for Kids(Pink - palm tree 6-7 Years)
YUEMION$16.85336 rev
YUEMION Boys Hawaiian Outfit 2Pcs Set Summer Beach Button-Down Shirt Top + Shorts for Kids(Navy blue - flamingo 5-6 Years)
YUEMION$17.44336 rev
Trending
90-day click momentumXuomuen Cowboy Costume Romper with Brown sheriff Hat Baby Dress Up Outfit Yellow and Blue 18-24 Months
Xuomuen$19.414.2★
Arshiner Boys Hawaiian Outfit Tropical Print Short Sleeve+Shorts Loose-Fit 2 Pcs Outfit Blue - Hawaiian Print 5-6 Years
Arshiner$19.914.6★
uideazone Little Boys 80s 90s Button Down Shirts Size 5 Hawaiian Retro Graphic Short Sleeve Dress Shirt Novelty Tops 5-6T
uideazone$13.754.7★
YUEMION Boys Hawaiian Outfit 2Pcs Set Summer Beach Button-Down Shirt Top + Shorts for Kids(Pink - palm tree 6-7 Years)
YUEMION$16.854.7★
siliteelon Boys Hawaiian Shirts Short Sleeve Cotton Summer Beach Button Down Casual Aloha Shirts for Kids(TCS29 2-3T)
siliteelon$12.094.6★
What reviews say buyers love and hate about ken costume for boys
What buyers praise and complain about, mined from review topics.What buyers love
“Baby-Q fit”
“Good quality”
“comfortable”
“Fabric is airy and breathable”
“The colors are beautiful”
“Great fit love the color wrinkle free”
“so many compliments super bright and soft maternal”
“Fabric is airy and breathable”
“Soft material and easy to wash”
“exactly as shown in the pictures”
What buyers complain about
“Was a little big for my 3 year old”
“the buttons in the shirt broke first time we had it on”
“Doesn't match picture entirely”
Top return reasons
Common ken costume for boys questions
- Is ken costume for boys profitable to sell on Amazon United States?
- The niche generates $0/yr across 25 tracked products. 0 of 2 products launched in the last 360 days are still selling. 90-day search growth is -17.5%. Flapen's verdict: Skip it (37/100).
- How competitive is the ken costume for boys niche?
- 18 brands and 20 sellers compete. The top 5 products take 45% of clicks and top 5 brands hold 61% of demand.
- What do buyers complain about in ken costume for boys?
- Top complaints mined from reviews: Size-Overall, Durability, Advertised Vs Actual Product. The return rate is 9.0% — above our launch gate.
- When does demand for ken costume for boys peak?
- Demand peaks in Sep–Oct; the busiest month runs 24.2× the quietest.
- What does it cost to enter the ken costume for boys niche?
- Listings span $12.09–$35.23; the average listing price is $22.87 (sweet spot $15–$100). The average incumbent carries 439 reviews — the moat a new listing must climb.