---
title: "6 Shirt — $11K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/6-shirt"
last_updated: "2026-08-09T06:31:34.248Z"
locale: en
meta:
description: "Niche score 19/100 · $11K/yr market · 93K searches/yr · $14.60 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 19/100 · $11K/yr market · 93K searches/yr · $14.60 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "6 Shirt — $11K/yr Amazon US Niche (2026) - Flapen"
---
# **6 shirt**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 3Growth 15Conversion 11Competition 10Returns 22Price range 50Avg price 72Brand share 0Review moat 69Quality gap 17
**Avg price**
**Good****$14.60**
avg listing price — sweet spot $15–$100
**Review moat**
**Good****759.63**
avg incumbent reviews — the moat a new listing must climb
**Price range**
**Good****$12.76–$17.23**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Returns**
**Bad****5.9%**
return rate — above 5% kills the launch gate
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-20.5%**
90-day search growth — must beat 0% to launch
**Conversion**
**Bad****0.8%**
search→purchase rate — share of searches ending in a sale
**Competition**
**Bad****88%**
top-5 click share — a locked-up shelf
**Market size**
**Bad****$11K**
$11K/yr · 93K searches
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
**Signals**[** High Returns**](https://flapen.com/research/niches?market=us&signal=high_returns "Return rate > 5%")
According to Flapen's Amazon United States niche tracking, 6 shirt is a $11K/yr Amazon United States market (93K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 19/100.
Data updated Jul 8, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **6 shirt market data**
- **Units sold / yr**
- **3K–3K**
- avg 100–250/product
- **Revenue / yr**
- **$37K–$44K**
- units × avg price
- **Conversion rate**
- **0.8%**
- **Avg BSR**
- **#2,116**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **75%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **26 months**
- **Avg seller age**
- **191 days**
## **Competition & brand share**
The top 5 products capture 88% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**5 **▼falling
**Sellers**
**6**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**88%**
Top 20: 100%
**Open market**
**0%**
- Unordinary Toddler76% - GLIGLITTR8% - Ritatte6% - BOUTIKOME5% - Uniform Numbered Jersey Designs5%
## **Demand**
Weekly Amazon search volume, last 36 weeks — -20.5% search growth over the last 90 days.
15K10KNov '25Dec '25Jan '26Mar '26Apr '26May '26
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/6-shirt/trend)
## **Top 6 shirt search terms**
- **six shirt**13K/yr-19.8%1.4% conv. - **6 shirt**38K/yr-34.0%0.7% conv. - **number 6 shirt**13K/yr+8.0%0.4% conv. - **6 tshirt**6K/yr-18.9%0.9% conv. - **shirt with 6 on it**7K/yr+55.6%0.0% conv. - **6 t shirt**3K/yr-8.1%1.2% conv. - **shirt with a 6 on it**3K/yr+123.3%0.0% conv. - **shirt with number 6**3K/yr-37.3%1.6% conv. - **6 shirt women**4K/yr-20.0%0.0% conv. - **6 shirt adult**3K/yr-27.8%0.0% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/6-shirt/search-terms)
## **Top 6 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%15%$2K30%$3K45%$5K60%$7K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 8 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Unordinary Toddler Boys 6th Birthday Shirt (Charcoal Blue 7 Years)**Unordinary Toddler**$12.76**4.8★1,813 rev](https://www.amazon.com/dp/B089B39SJJ) [2**Unicorn 6th Birthday Shirts for Toddler Girls Outfit 6 Year Old Six Sixth Shirt (US Age 7 Years Mauve)**Unordinary Toddler**$12.91**4.7★371 rev](https://www.amazon.com/dp/B0CMQ4VS1M) [3**GLIGLITTR Birthday Girl Shirt 6th 7th 8th 9th Girls Birthday Tshirt Kids Bday Party Outfit Sequin Glitter Embroidery Tee Tops(Pink 6Y)**GLIGLITTR**$17.23**4.8★134 rev](https://www.amazon.com/dp/B0F3CV5HJR) [4**Ritatte Birthday Girl Shirt Kids Girls 5th 6th 7th 8th 9th 10th T-Shirts Sequin Embroidered Party Outfit 5-10 Years(Pink-Six 6Y)**Ritatte**$17.12**4.7★117 rev](https://www.amazon.com/dp/B0DPBSKMGF) [5**BOUTIKOME 6th Boys Birthday Shirts Six Kids Embroidery T-Shirts Baby Birthday Outfit Toddler Party Chenille Patch Tee Tops(Grey-6Y)**BOUTIKOME**$14.71**4.7★200 rev](https://www.amazon.com/dp/B0DPH8SR2D)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**GLIGLITTR Birthday Girl Shirt 6th 7th 8th 9th Girls Birthday Tshirt Kids Bday Party Outfit Sequin Glitter Embroidery Tee Tops(Pink 6Y)**GLIGLITTR**$17.23**134 rev1y ago](https://www.amazon.com/dp/B0F3CV5HJR) [**BOUTIKOME 6th Boys Birthday Shirts Six Kids Embroidery T-Shirts Baby Birthday Outfit Toddler Party Chenille Patch Tee Tops(Grey-6Y)**BOUTIKOME**$14.71**200 rev1y ago](https://www.amazon.com/dp/B0DPH8SR2D) [**Ritatte Birthday Girl Shirt Kids Girls 5th 6th 7th 8th 9th 10th T-Shirts Sequin Embroidered Party Outfit 5-10 Years(Pink-Six 6Y)**Ritatte**$17.12**117 rev1y ago](https://www.amazon.com/dp/B0DPBSKMGF) [**Unicorn 6th Birthday Shirts for Toddler Girls Outfit 6 Year Old Six Sixth Shirt (US Age 7 Years Mauve)**Unordinary Toddler**$12.91**371 rev2y ago](https://www.amazon.com/dp/B0CMQ4VS1M) [**Number 6 Varsity Sports Team Jersey 6th Birthday 6 Years T-Shirt**Uniform Numbered Jersey Designs**$14.44**95 rev3y ago](https://www.amazon.com/dp/B0BMSNCZ48)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Unordinary Toddler 5th Birthday Shirts for Girls 5 Year Old Shirt Girl Five Gift Fifth Tshirt Outfit (White on Pink 6 Years)**Unordinary Toddler**$12.89**4.8★**▲ 255%**](https://www.amazon.com/dp/B089G4NBXZ) [**Unordinary Toddler 6th Birthday Shirt boy 6 Year Old boy Birthday Gift 6yr six Year Old Sixth Tshirt (Charcoal Black 6 Years)**Unordinary Toddler**$14.77**4.8★**▲ 181%**](https://www.amazon.com/dp/B089B25WKL) [**Unicorn 6th Birthday Shirts for Toddler Girls Outfit 6 Year Old Six Sixth Shirt (US Age 7 Years Mauve)**Unordinary Toddler**$12.91**4.7★**▲ 159%**](https://www.amazon.com/dp/B0CMQ4VS1M) [**Ritatte Birthday Girl Shirt Kids Girls 5th 6th 7th 8th 9th 10th T-Shirts Sequin Embroidered Party Outfit 5-10 Years(Pink-Six 6Y)**Ritatte**$17.12**4.7★**▲ 147%**](https://www.amazon.com/dp/B0DPBSKMGF) [**Unordinary Toddler Boys 6th Birthday Shirt (Charcoal Blue 7 Years)**Unordinary Toddler**$12.76**4.8★**▲ 94%**](https://www.amazon.com/dp/B089B39SJJ)
**~~View all trending →~~**
## **What buyers say about 6 shirt**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**24%
*“Perfect fit”*
**Quality-Overall**20%
*“Great quality shirt”*
**Comfort-Overall**13%
*“comfortable”*
**Advertised Vs Actual Product**11%
*“Item just as described”*
**Brightness/Shine/Glow**8%
*“Cute and sparkly”*
**Durability**8%
*“Good durability of the sequins”*
**Value For Money**8%
*“Great price too”*
**Soft Feel**3%
*“Love the feel”*
**Machine Wash Suitability**2%
*“washes very well”*
### **What buyers complain about **
**Value For Money**25%
*“The price was a little high so I was hesitant”*
### **Top return reasons **
**Size-Overall**58%
**Length**20%
**Color**6%
**Sleeve Fit**2%
**Shape/Style**2%
**Comfort-Overall**2%
**Material Quality**2%
**Value For Money**2%
**Quality-Overall**2%
**Advertised Vs Actual Product**1%
## **Common questions**
- **Is 6 shirt profitable to sell on Amazon United States?**
- The niche generates $11K/yr across 8 tracked products. 90-day search growth is -20.5%. Flapen's verdict: Skip it (19/100).
- **How competitive is the 6 shirt niche?**
- 5 brands and 6 sellers compete. The top 5 products take 88% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in 6 shirt?**
- Top complaints mined from reviews: Value For Money. The return rate is 5.9% — above our launch gate.
- **What does it cost to enter the 6 shirt niche?**
- Listings span $12.76–$17.23; the average listing price is $14.60 (sweet spot $15–$100). The average incumbent carries 760 reviews — the moat a new listing must climb.
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