Is basketball costume profitable to sell on Amazon United States?

The niche generates $28K/yr across 47 tracked products. 5 of 17 products launched in the last 360 days are still selling. 90-day search growth is -19.6%. Flapen's verdict: Skip it (47/100).

How competitive is the basketball costume niche?

34 brands and 47 sellers compete. The top 5 products take 37% of clicks and top 5 brands hold 48% of demand.

What do buyers complain about in basketball costume?

Top complaints mined from reviews: Size-Overall, Quality-Overall, Ease Of Use. The return rate is 4.6%.

When does demand for basketball costume peak?

Demand peaks in Sep–Oct–Nov; the busiest month runs 50.3× the quietest.

What does it cost to enter the basketball costume niche?

Listings span $7.47–$47.98; the average listing price is $23.63 (sweet spot $15–$100). The average incumbent carries 476 reviews — the moat a new listing must climb.

basketball costume

Skip it

A small market ($28K/yr) — this niche doesn't clear our bar today.

Avg price

Incredible$23.63

avg listing price — sweet spot $15–$100

Brand share

Great48%

top-5 brand share — no brand owns this niche

Price range

Great$7.47–$47.98

cheapest to priciest tracked listing — scored on the share inside $15–$100

Competition

Great37%

top-5 click share — an open shelf

Review moat

Great475.55

avg incumbent reviews — the moat a new listing must climb

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Returns

Okay4.6%

return rate — above 5% kills the launch gate

Conversion

Bad1.4%

search→purchase rate — share of searches ending in a sale

Growth

Bad-19.6%

90-day search growth — must beat 0% to launch

Market size

Bad$28K

$28K/yr · 82K searches

Signals No Dominant Brand

According to Flapen's Amazon United States niche tracking, basketball costume is a $28K/yr Amazon United States market (82K searches/yr). The top 5 brands hold 48% of demand. Demand peaks in Sep–Oct–Nov. Verdict: Skip it — 47/100.

Data updated Jul 10, 2026 · scored weekly · How we score niches

basketball costume market data

Units sold / yr: 750–1K; avg 0–100/product
Revenue / yr: $18K–$24K; units × avg price
Conversion rate: 1.4%
Avg BSR: #5,338
Page quality: 0%
Prime: 83%
Sponsored: 83%
Out of stock: 15.6%
Avg brand age: 37 months
Avg seller age: 214 days

Competition & brand share

Clicks spread well past the top 5 (37% combined) — an open shelf where new products get seen.

Brands

34 rising

Sellers

Top-5 brand share

48%

Top 20: 88%

Top-5 click share

37%

Top 20: 77%

Open market

46%

ONUPGO17%
Hollowfly8%
Okxiri8%
MTTYYD8%
Generic7%
Siwoaxae6%

Demand & seasonality

Weekly Amazon search volume, last 84 weeks — -19.6% search growth over the last 90 days.

Peak months: Sep, Oct, Nov · busiest ÷ quietest = 50.3×

Open Trend

Top basketball costume search terms

basketball costume42K/yr -15.7%1.1% conv.
inflatable basketball costume5K/yr +117.8%1.0% conv.
basketball player costume12K/yr -55.1%0.9% conv.
basketball hoop costume4K/yr +35.7%0.4% conv.
basketball costume kids7K/yr -57.4%0.3% conv.
basketball costume adult5K/yr -67.4%0.7% conv.
basketball halloween costume7K/yr +15.3%0.0% conv.

All search terms

Top basketball costume products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

ONUPGO 5 Pieces Red White and Blue Striped Sweatbands Set - Sports Headband Wristbands High Socks for Men Women & Teens - Running Cycling Tennis Basketball Football - Red/White/Blue

ONUPGO$9.684.6★717 rev

Hollowfly Adult Inflatable Costume 4.9-6.2 ft Halloween Costumes for Men Women Funny Blow up for Sports Party(Basketball)

Hollowfly$42.174.5★85 rev

Siwoaxae Inflatable Volleyball Costumes Inflatable Colorful Soccer Balls Blow Up Inflatable Outfit for Cosplay and Party (Ball-1 One Size)

Siwoaxae$43.074.6★3 rev

Basketball Jerseys 23# For Kids Youth Sports T-shirt Jersey Boys Girls Gradient Basketball Uniform Set 6-16Years RED-130

MTTYYD$19.904.6★225 rev

#24 Boys Basketball Jerseys 3PCS Athletic Training Uniforms Tank Top Shorts Socks Sets Gift for Kids Girls Fans Teens Youth (Medium)

Generic$36.124.2★17 rev

Newest

by launch date

Lormaka Inflatable Basketball Costume for Adults Funny Blow Up Suit One Size Fits Most Orange Halloween Cosplay Sports Party

Lormaka$47.981 rev

1mo ago

MatGui Inflatable Basketball Costume for Adults - Funny Blow Up Sports Ball Costume for Halloween Tailgates & Cosplay - One Size

MatGui$38.668 rev

1mo ago

Siwoaxae Inflatable Volleyball Costumes Inflatable Colorful Soccer Balls Blow Up Inflatable Outfit for Cosplay and Party (Ball-1 One Size)

Siwoaxae$43.073 rev

4mo ago

JOYJMS Inflatable Basketball Costume for Adult Blow Up Basketball Bodysuit for Men Women Halloween Costumes Ideal for Christmas Carnival Mardi Gras Cosplay and Themed Parties One Size 150190 cm

JOYJMS$31.827 rev

5mo ago

Referee Shirt Basketball Referee Shirt Men V-Neck Ref Shirt Black and White Stripe Mens & Womens Short Sleeve Referee Costume for Basketball Football Soccer (XL)

Okxiri$13.8366 rev

6mo ago

What buyers say about basketball costume

What buyers praise and complain about, mined from review topics.

What buyers love

Size-Overall21%

“Fits as expected”

Quality-Overall11%

“The shirt was of great quality”

Value For Money7%

“It was worth the money”

Fun/Entertainment Experience7%

“Fun”

Comfort-Overall6%

“Super comfortable”

Material Quality5%

“Great material”

Ease Of Use4%

“Super simple and easy to use”

Color3%

“Great Green Color”

Weight Light3%

“The material is lightweight”

Gifting Purpose3%

“Its was a gift it was great”

What buyers complain about

Size-Overall15%

“It was big”

Quality-Overall11%

“quality control here is lacking”

Ease Of Use5%

“Trying to step over anything was really difficult”

Inflation/Deflation5%

“Very hard to inflate”

Exercise/Sports Suitability4%

“Less ideal for very active wear”

Thickness3%

“yet thick material”

Shape/Style3%

“Didn't remain it's shape”

Warmth3%

“it might make me a little hot”

Durability2%

“Does not hold up well”

Weight Heavy2%

“Heavier weight material then expected”

Top return reasons

Size-Overall64%

Length5%

Material Quality4%

Chest Fit3%

Quality-Overall3%

Color3%

Advertised Vs Actual Product2%

Value For Money2%

Sleeve Fit2%

Waist Fit1%

Common questions

Is basketball costume profitable to sell on Amazon United States?: The niche generates $28K/yr across 47 tracked products. 5 of 17 products launched in the last 360 days are still selling. 90-day search growth is -19.6%. Flapen's verdict: Skip it (47/100).
How competitive is the basketball costume niche?: 34 brands and 47 sellers compete. The top 5 products take 37% of clicks and top 5 brands hold 48% of demand.
What do buyers complain about in basketball costume?: Top complaints mined from reviews: Size-Overall, Quality-Overall, Ease Of Use. The return rate is 4.6%.
When does demand for basketball costume peak?: Demand peaks in Sep–Oct–Nov; the busiest month runs 50.3× the quietest.
What does it cost to enter the basketball costume niche?: Listings span $7.47–$47.98; the average listing price is $23.63 (sweet spot $15–$100). The average incumbent carries 476 reviews — the moat a new listing must climb.