---
title: "Basketball Costume — $28K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/basketball-costume"
last_updated: "2026-08-09T13:25:58.306Z"
locale: en
meta:
description: "Niche score 47/100 · $28K/yr market · 82K searches/yr · $23.63 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 47/100 · $28K/yr market · 82K searches/yr · $23.63 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Basketball Costume — $28K/yr Amazon US Niche (2026) - Flapen"
---
# **basketball costume**
**Skip it**
A small market ($28K/yr) — this niche doesn't clear our bar today.
Market size 7Growth 15Conversion 18Competition 78Returns 30Price range 80Avg price 95Brand share 87Review moat 76Quality gap 63
**Avg price**
**Incredible****$23.63**
avg listing price — sweet spot $15–$100
**Brand share**
**Great****48%**
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**
**Great****37%**
top-5 click share — an open shelf
**Review moat**
**Great****475.55**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Returns**
**Okay****4.6%**
return rate — above 5% kills the launch gate
**Conversion**
**Bad****1.4%**
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**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%")
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 ~~](https://flapen.com/research/methodology)
## **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**
**47**
**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.
13K8KHoliday '24Spike '25Prime Day '25Spike '26 seasonDecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun
Peak months: Sep, Oct, Nov · busiest ÷ quietest = 50.3×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/basketball-costume/trend)
## **Top basketball costume search terms**
- **basketball costume**42K/yr-15.7%1.1% conv. - **inflatable basketball costume**5K/yr+117.8%1.0% conv. - **basketball player costume**12K/yr-55.1%0.9% conv. - **basketball hoop costume**4K/yr+35.7%0.4% conv. - **basketball costume kids**7K/yr-57.4%0.3% conv. - **basketball costume adult**5K/yr-67.4%0.7% conv. - **basketball halloween costume**7K/yr+15.3%0.0% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/basketball-costume/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.
0%3%$8376%$2K9%$3K12%$3K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
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
[1**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**$9.68**4.6★717 rev](https://www.amazon.com/dp/B09XHKD4K5) [2**Hollowfly Adult Inflatable Costume 4.9-6.2 ft Halloween Costumes for Men Women Funny Blow up for Sports Party(Basketball)**Hollowfly**$42.17**4.5★85 rev](https://www.amazon.com/dp/B0DLNTWGZX) [3**Siwoaxae Inflatable Volleyball Costumes Inflatable Colorful Soccer Balls Blow Up Inflatable Outfit for Cosplay and Party (Ball-1 One Size)**Siwoaxae**$43.07**4.6★3 rev](https://www.amazon.com/dp/B0GR8556FT) [4**Basketball Jerseys 23# For Kids Youth Sports T-shirt Jersey Boys Girls Gradient Basketball Uniform Set 6-16Years RED-130**MTTYYD**$19.90**4.6★225 rev](https://www.amazon.com/dp/B0DKXPPDYP) [5**#24 Boys Basketball Jerseys 3PCS Athletic Training Uniforms Tank Top Shorts Socks Sets Gift for Kids Girls Fans Teens Youth (Medium)**Generic**$36.12**4.2★17 rev](https://www.amazon.com/dp/B0FSWJ4NWL)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Lormaka Inflatable Basketball Costume for Adults Funny Blow Up Suit One Size Fits Most Orange Halloween Cosplay Sports Party**Lormaka**$47.98**1 rev1mo ago](https://www.amazon.com/dp/B0H4FYXHY8) [**MatGui Inflatable Basketball Costume for Adults - Funny Blow Up Sports Ball Costume for Halloween Tailgates & Cosplay - One Size**MatGui**$38.66**8 rev1mo ago](https://www.amazon.com/dp/B0H3GSRMKZ) [**Siwoaxae Inflatable Volleyball Costumes Inflatable Colorful Soccer Balls Blow Up Inflatable Outfit for Cosplay and Party (Ball-1 One Size)**Siwoaxae**$43.07**3 rev4mo ago](https://www.amazon.com/dp/B0GR8556FT) [**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**$31.82**7 rev5mo ago](https://www.amazon.com/dp/B0GK7DJLV6) [**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**$13.83**66 rev6mo ago](https://www.amazon.com/dp/B0G4CZSNZR)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**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**$31.82**3.4★**▲ 227%**](https://www.amazon.com/dp/B0GK7DJLV6) [**Siwoaxae Inflatable Volleyball Costumes Inflatable Colorful Soccer Balls Blow Up Inflatable Outfit for Cosplay and Party (Ball-1 One Size)**Siwoaxae**$43.07**4.6★**▲ 224%**](https://www.amazon.com/dp/B0GR8556FT) [**MatGui Inflatable Basketball Costume for Adults - Funny Blow Up Sports Ball Costume for Halloween Tailgates & Cosplay - One Size**MatGui**$38.66**4.7★**▲ 223%**](https://www.amazon.com/dp/B0H3GSRMKZ) [**Lormaka Inflatable Basketball Costume for Adults Funny Blow Up Suit One Size Fits Most Orange Halloween Cosplay Sports Party**Lormaka**$47.98**5.0★**▲ 222%**](https://www.amazon.com/dp/B0H4FYXHY8) [**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**$13.83**4.7★**▲ 219%**](https://www.amazon.com/dp/B0G4CZSNZR)
**~~View all trending →~~**
## **What buyers say about basketball costume**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**21%
*“Fits as expected”*
**Quality-Overall**11%
*“The shirt was of great quality”*
**Value For Money**7%
*“It was worth the money”*
**Fun/Entertainment Experience**7%
*“Fun”*
**Comfort-Overall**6%
*“Super comfortable”*
**Material Quality**5%
*“Great material”*
**Ease Of Use**4%
*“Super simple and easy to use”*
**Color**3%
*“Great Green Color”*
**Weight Light**3%
*“The material is lightweight”*
**Gifting Purpose**3%
*“Its was a gift it was great”*
### **What buyers complain about **
**Size-Overall**15%
*“It was big”*
**Quality-Overall**11%
*“quality control here is lacking”*
**Ease Of Use**5%
*“Trying to step over anything was really difficult”*
**Inflation/Deflation**5%
*“Very hard to inflate”*
**Exercise/Sports Suitability**4%
*“Less ideal for very active wear”*
**Thickness**3%
*“yet thick material”*
**Shape/Style**3%
*“Didn't remain it's shape”*
**Warmth**3%
*“it might make me a little hot”*
**Durability**2%
*“Does not hold up well”*
**Weight Heavy**2%
*“Heavier weight material then expected”*
### **Top return reasons **
**Size-Overall**64%
**Length**5%
**Material Quality**4%
**Chest Fit**3%
**Quality-Overall**3%
**Color**3%
**Advertised Vs Actual Product**2%
**Value For Money**2%
**Sleeve Fit**2%
**Waist Fit**1%
## **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.
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