---
title: "Celtics Championship Shirt — $0/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/sports-outdoors/celtics-championship-shirt"
last_updated: "2026-08-11T12:41:24.827Z"
locale: en
meta:
description: "Niche score 33/100 · $0/yr market · 2K searches/yr · $24.91 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 33/100 · $0/yr market · 2K searches/yr · $24.91 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Celtics Championship Shirt — $0/yr Amazon US Niche (2026) - Flapen"
---
# **celtics championship shirt**
**Skip it**
A small market ($0/yr) — this niche doesn't clear our bar today.
Market size 0Growth 48Conversion 0Competition 0Returns 96Price range 95Avg price 95Brand share 0Review moat 97Quality gap 23
**Review moat**
**Incredible****65.6**
avg incumbent reviews — the moat a new listing must climb
**Returns**
**Incredible****0.8%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$24.91**
avg listing price — sweet spot $15–$100
**Price range**
**Incredible****$16.88–$28.90**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Growth**
**Okay****+18.4%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Bad****4.6★**
avg incumbent rating — lower means beatable quality
**Market size**
**Bad****$0**
$0/yr · 2K searches
**Conversion**
**Bad****0.0%**
search→purchase rate — share of searches ending in a sale
**Competition**
**Bad****100%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500")
According to Flapen's Amazon United States niche tracking, celtics championship shirt is a $0/yr Amazon United States market (2K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Aug–Sep–Oct–Nov–Dec. Verdict: Skip it — 33/100.
Data updated Jul 22, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **celtics championship shirt market data**
- **Units sold / yr**
- **0–100**
- avg 0–100/product
- **Revenue / yr**
- **$0–$2K**
- units × avg price
- **Conversion rate**
- **0.0%**
- **Avg BSR**
- **#104,815**
- **Page quality**
- **0%**
- **Prime**
- **20%**
- **Sponsored**
- **80%**
- **Out of stock**
- **1.4%**
- **Avg brand age**
- **31 months**
- **Avg seller age**
- **179 days**
## **Competition & brand share**
The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**4 **—flat
**Sellers**
**4**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**100%**
Top 20: 100%
**Open market**
**0%**
- Chowdaheadz49% - Front Row Threads21% - The Goozler16% - USA Direct14%
## **Demand & seasonality**
Weekly Amazon search volume, last 66 weeks — +18.4% search growth over the last 90 days.
3K2KSpike '24Holiday '24Spike '25Holiday '25Spike '26Prime Day '26 seasonAugSepOctNovDecJanFebMarAprMayJunJulAugFeb
Peak months: Aug, Sep, Oct, Nov, Dec · busiest ÷ quietest = 23.3×
[**Open Trend **](https://flapen.com/research/us/sports-outdoors/celtics-championship-shirt/trend)
## **Top celtics championship shirt search terms**
- **boston celtics 2024 championship shirt**377/yr+45.5%0.0% conv. - **celtics championship shirt**792/yr+3.8%0.0% conv. - **celtics 2024 champions shirt**137/yr+300.0%0.0% conv. - **boston celtics championship shirt**378/yr-44.6%0.0% conv. - **celtics championship shirt 2024**104/yr-35.7%0.0% conv. [**All search terms **](https://flapen.com/research/us/sports-outdoors/celtics-championship-shirt/search-terms)
## **Top celtics championship shirt 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%10%$020%$030%$040%$01101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 5 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Boston 4-Pack Champions T-Shirt Unisex Tribute Tee Soft Cotton Blend Celebrating New Englands Championship Teams Gray**Chowdaheadz**$28.82**4.1★22 rev](https://www.amazon.com/dp/B07VGGBWTG) [2**Larry Bird Champions T-Shirt - Funny Larry Bird Shirt for Boston Basketball Fans Color Black Size XL**Front Row Threads**$24.77**5.0★5 rev](https://www.amazon.com/dp/B0GX23Y7YS) [3**Boston Basketball Championship Dates Shamrock T-Shirt Unisex Vintage-Style Tee**Chowdaheadz**$28.90**4.6★19 rev](https://www.amazon.com/dp/B0D7BXY6LK) [4**McHale Bird 86 - Basketball Larry Kevin 1986 - Mens Cotton T-Shirt L Black**The Goozler**$16.88**4.7★256 rev](https://www.amazon.com/dp/B076ZSYJGB) [5**Bird McHale 86 Election Shirt Vintage Basketball Tee Boston Inspired Retro Sports Fan Shirt Unisex T-Shirt Large Green**USA Direct**$25.19**4.8★26 rev](https://www.amazon.com/dp/B08WS1FL94)
### **Newest**
by launch date
[**Larry Bird Champions T-Shirt - Funny Larry Bird Shirt for Boston Basketball Fans Color Black Size XL**Front Row Threads**$24.77**5 rev3mo ago](https://www.amazon.com/dp/B0GX23Y7YS) [**Boston Basketball Championship Dates Shamrock T-Shirt Unisex Vintage-Style Tee**Chowdaheadz**$28.90**19 rev2y ago](https://www.amazon.com/dp/B0D7BXY6LK) [**Bird McHale 86 Election Shirt Vintage Basketball Tee Boston Inspired Retro Sports Fan Shirt Unisex T-Shirt Large Green**USA Direct**$25.19**26 rev5y ago](https://www.amazon.com/dp/B08WS1FL94) [**Boston 4-Pack Champions T-Shirt Unisex Tribute Tee Soft Cotton Blend Celebrating New Englands Championship Teams Gray**Chowdaheadz**$28.82**22 rev7y ago](https://www.amazon.com/dp/B07VGGBWTG) [**McHale Bird 86 - Basketball Larry Kevin 1986 - Mens Cotton T-Shirt L Black**The Goozler**$16.88**256 rev8y ago](https://www.amazon.com/dp/B076ZSYJGB)
### **Trending**
90-day click momentum
[**Larry Bird Champions T-Shirt - Funny Larry Bird Shirt for Boston Basketball Fans Color Black Size XL**Front Row Threads**$24.77**5.0★**▲ 41%**](https://www.amazon.com/dp/B0GX23Y7YS) [**Boston 4-Pack Champions T-Shirt Unisex Tribute Tee Soft Cotton Blend Celebrating New Englands Championship Teams Gray**Chowdaheadz**$28.82**4.1★**▲ 23%**](https://www.amazon.com/dp/B07VGGBWTG) [**McHale Bird 86 - Basketball Larry Kevin 1986 - Mens Cotton T-Shirt L Black**The Goozler**$16.88**4.7★**▲ 20%**](https://www.amazon.com/dp/B076ZSYJGB) [**Bird McHale 86 Election Shirt Vintage Basketball Tee Boston Inspired Retro Sports Fan Shirt Unisex T-Shirt Large Green**USA Direct**$25.19**4.8★**— 9%**](https://www.amazon.com/dp/B08WS1FL94) [**Boston Basketball Championship Dates Shamrock T-Shirt Unisex Vintage-Style Tee**Chowdaheadz**$28.90**4.6★**▼ 43%**](https://www.amazon.com/dp/B0D7BXY6LK)
## **What buyers say about celtics championship shirt**
What buyers praise and complain about, mined from review topics.
### **Top return reasons **
**Material Quality**33%
**Gap/Hole**33%
**Advertised Vs Actual Product**33%
## **Common questions**
- **Is celtics championship shirt profitable to sell on Amazon United States?**
- The niche generates $0/yr across 5 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +18.4%. Flapen's verdict: Skip it (33/100).
- **How competitive is the celtics championship shirt niche?**
- 4 brands and 4 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.
- **When does demand for celtics championship shirt peak?**
- Demand peaks in Aug–Sep–Oct–Nov–Dec; the busiest month runs 23.3× the quietest.
- **What does it cost to enter the celtics championship shirt niche?**
- Listings span $16.88–$28.90; the average listing price is $24.91 (sweet spot $15–$100). The average incumbent carries 66 reviews — the moat a new listing must climb.
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