---
title: "long sleeve running shirt — Niche Verdict: Skip it (28/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/clothing-shoes-jewelry/long-sleeve-running-shirt"
last_updated: "2026-07-14T01:06:14.409Z"
locale: en
meta:
  description: "soft demand (-83.8% this quarter) — long sleeve running shirt doesn't clear our bar today."
  "og:description": "soft demand (-83.8% this quarter) — long sleeve running shirt doesn't clear our bar today."
  "og:title": "long sleeve running shirt — Niche Verdict: Skip it (28/100) | Amazon United States - Flapen"
---

Back to Flapen home

# **long sleeve running shirt**

**Skip it**

Soft demand (-83.8% this quarter) — this niche doesn't clear our bar today.

Market size 10Growth 0Conversion 7Competition 53Returns 5Price range 91Avg price 95Brand share 32Review moat 35Quality gap 28

**Avg price**

**Incredible****$31.56**

avg listing price — sweet spot $15–$100

**Price range**

**Great****$12.27–$64.09**

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

**Competition**

**Good****53%**

top-5 click share — leaders hold, buyers still browse

**Review moat**

**Okay****3,032.07**

avg incumbent reviews — the moat a new listing must climb

**Brand share**

**Okay****86%**

top-5 brand share — brands hold most of the demand

**Quality gap**

**Okay****4.6★**

avg incumbent rating — lower means beatable quality

**Market size**

**Bad****$38K**

$38K/yr · 209K searches

**Conversion**

**Bad****0.6%**

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

**Returns**

**Bad****10.9%**

return rate — above 6% kills the launch gate

**Growth**

**Bad****-83.8%**

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

## **Competition**

The top 5 products take 53% of clicks — established leaders, but buyers still shop beyond them.

**Brands**

**12 **▼falling

**Sellers**

**83**

**Top-5 brand share**

**86%**

**Open market**

**12%**

- WEERTI32% - Under Armour22% - Cuddl Duds19% - Spyder7% - 32 Degrees5% - Merino.tech2% - Open — no brand owns it (6 brands, 12%)

## **Product shelf**

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

0%10%$4K20%$8K30%$11K40%$15K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales

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

All 28 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![WEERTI Thermal Underwear for Women Long Johns with Fleece Lined Base Layer Women Cold Weather Top Bottom-Black M](https://m.media-amazon.com/images/I/31vdfYO-2IL.jpg)**WEERTI Thermal Underwear for Women Long Johns with Fleece Lined Base Layer Women Cold Weather Top Bottom-Black M**WEERTI**$26.43**4.5★12,937 rev](https://www.amazon.com/dp/B088H5DWV3) [2![Cuddl Duds Womens Heavyweight Fleece 2 Piece Long Sleeve Thermal Underwear Set Shirt & Leggings Base Layer for Cold Weather Winter Clothing Long Johns Lounge Sets for Women Black M](https://m.media-amazon.com/images/I/31I0c5NEcUL.jpg)**Cuddl Duds Womens Heavyweight Fleece 2 Piece Long Sleeve Thermal Underwear Set Shirt & Leggings Base Layer for Cold Weather Winter Clothing Long Johns Lounge Sets for Women Black M**Cuddl Duds**$34.25**4.7★6,365 rev](https://www.amazon.com/dp/B0BV8QGYDY) [3![Under Armour Womens ColdGear Authentics Leggings Black (001)/White Medium](https://m.media-amazon.com/images/I/31fa8ESX+UL.jpg)**Under Armour Womens ColdGear Authentics Leggings Black (001)/White Medium**Under Armour**$42.08**4.5★1,452 rev](https://www.amazon.com/dp/B08LNWXNDM) [4![32 Degrees Womens 2 Pack Performance Ultra Light Thermal Baselayer Legging Pant Black/Black Small](https://m.media-amazon.com/images/I/31rgAmWazrL.jpg)**32 Degrees Womens 2 Pack Performance Ultra Light Thermal Baselayer Legging Pant Black/Black Small**32 Degrees**$14.77**4.3★346 rev](https://www.amazon.com/dp/B0B95CP14L) [5![Under Armour Womens Authentics Long Sleeves Crew Neck T-Shirt White (100)/Black Medium](https://m.media-amazon.com/images/I/21Sm+JcUbwL.jpg)**Under Armour Womens Authentics Long Sleeves Crew Neck T-Shirt White (100)/Black Medium**Under Armour**$42.20**4.7★819 rev](https://www.amazon.com/dp/B08LMYZF3M)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![Cuddl Duds Womens Heavyweight Fleece 2 Piece Long Sleeve Thermal Underwear Set Shirt & Leggings Base Layer for Cold Weather Winter Clothing Long Johns Lounge Sets for Women Navy Blue XXS](https://m.media-amazon.com/images/I/31-mlmN+lDL.jpg)**Cuddl Duds Womens Heavyweight Fleece 2 Piece Long Sleeve Thermal Underwear Set Shirt & Leggings Base Layer for Cold Weather Winter Clothing Long Johns Lounge Sets for Women Navy Blue XXS**Cuddl Duds**$32.99**6,365 rev10mo ago](https://www.amazon.com/dp/B0FQWB6FKD) [![Spyder Womens Micro French Terry Base Layer Thermal Long Johns Bottom Black Small](https://m.media-amazon.com/images/I/21HEJqU9KXL.jpg)**Spyder Womens Micro French Terry Base Layer Thermal Long Johns Bottom Black Small**Spyder**$12.27**26 rev10mo ago](https://www.amazon.com/dp/B0FPT11F17) [![Spyder Womens Micro French Terry Base Layer Thermal Long Johns Bottom Heather Grey X-Large](https://m.media-amazon.com/images/I/21jScC3uyYL.jpg)**Spyder Womens Micro French Terry Base Layer Thermal Long Johns Bottom Heather Grey X-Large**Spyder**$12.64**26 rev10mo ago](https://www.amazon.com/dp/B0FPSNM9V1) [![Spyder Womens Micro French Terry Long Sleeve Crew Neck Base Layer Thermal Top Black X-Large](https://m.media-amazon.com/images/I/31gDBmkVt3L.jpg)**Spyder Womens Micro French Terry Long Sleeve Crew Neck Base Layer Thermal Top Black X-Large**Spyder**$13.17**39 rev10mo ago](https://www.amazon.com/dp/B0FPSQWKYT) [![Spyder Womens Micro French Terry Long Sleeve Crew Neck Base Layer Thermal Top Heather Grey Medium](https://m.media-amazon.com/images/I/31lX5AESpaL.jpg)**Spyder Womens Micro French Terry Long Sleeve Crew Neck Base Layer Thermal Top Heather Grey Medium**Spyder**$16.89**39 rev10mo ago](https://www.amazon.com/dp/B0FPTCKC5H)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![Spyder Womens Micro French Terry Long Sleeve Crew Neck Base Layer Thermal Top Black X-Large](https://m.media-amazon.com/images/I/31gDBmkVt3L.jpg)**Spyder Womens Micro French Terry Long Sleeve Crew Neck Base Layer Thermal Top Black X-Large**Spyder**$13.17**4.2★**▲ 293%**](https://www.amazon.com/dp/B0FPSQWKYT) [![Spyder Womens Micro French Terry Long Sleeve Crew Neck Base Layer Thermal Top Heather Grey Medium](https://m.media-amazon.com/images/I/31lX5AESpaL.jpg)**Spyder Womens Micro French Terry Long Sleeve Crew Neck Base Layer Thermal Top Heather Grey Medium**Spyder**$16.89**4.2★**▲ 293%**](https://www.amazon.com/dp/B0FPTCKC5H) [![Spyder Womens Micro French Terry Base Layer Thermal Long Johns Bottom Heather Grey X-Large](https://m.media-amazon.com/images/I/21jScC3uyYL.jpg)**Spyder Womens Micro French Terry Base Layer Thermal Long Johns Bottom Heather Grey X-Large**Spyder**$12.64**4.7★**▲ 290%**](https://www.amazon.com/dp/B0FPSNM9V1) [![Spyder Womens Micro French Terry Base Layer Thermal Long Johns Bottom Black Small](https://m.media-amazon.com/images/I/21HEJqU9KXL.jpg)**Spyder Womens Micro French Terry Base Layer Thermal Long Johns Bottom Black Small**Spyder**$12.27**4.7★**▲ 273%**](https://www.amazon.com/dp/B0FPT11F17) [![2 Packs Thermal Underwear for Women Long Johns Set for Cold Weather Base Layer Top & Bottom with Fleece Lined](https://m.media-amazon.com/images/I/31sIXVR+NBL.jpg)**2 Packs Thermal Underwear for Women Long Johns Set for Cold Weather Base Layer Top & Bottom with Fleece Lined**persimar**$28.24**4.5★**▲ 231%**](https://www.amazon.com/dp/B0FDWLWL6S)

**~~View all trending →~~**

## **Demand & seasonality**

Weekly Amazon search volume, last 104 weeks — -83.8% search growth over the last 90 days.

15K10KSpike '24Holiday '24Prime Day '25Spike '25Black Friday '25Holiday '25 seasonSepDecMarJunAugNovMarMay

Peak months: Jan, Feb, Oct, Nov, Dec · busiest ÷ quietest = 18.6×

## **Reviews**

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

### **What buyers love **

**Warmth**32%

*“Keeps me warm”*

**Size-Overall**14%

*“the pants fit great”*

**Comfort-Overall**9%

*“Very Comfortable”*

**Quality-Overall**7%

*“Everything was well made”*

**Soft Feel**6%

*“Softest fabric ever”*

**Value For Money**3%

*“WORTH THE PRICE”*

**Weight Light**2%

*“it is lightweight feel”*

**Advertised Vs Actual Product**2%

*“It works as expected”*

**Water Resistance**1%

*“Im still blown away by the waterproof experience”*

**Material Quality**1%

*“The material is warm”*

### **What buyers complain about **

**Size-Overall**14%

*“Way too small”*

**Warmth**9%

*“Not that warm”*

**Thickness**4%

*“I thought the material was thinner”*

**Water Resistance**3%

*“peels quickly leaving no waterproof protection”*

**Suitability Winter Weather**3%

*“they did not keep my hands warm this Winter”*

**Advertised Vs Actual Product**3%

*“Different than expected”*

**Quality-Overall**2%

*“Made very cheap”*

**Smell**2%

*“they develop a strong smell — think high school locker room”*

**Functionality-Overall**2%

*“Doesn't work”*

**Stretchability/Expandability/Elasticity**2%

*“Elastic band is very tight”*

### **Top return reasons **

**Size-Overall**58%

**Waist Fit**5%

**Length**5%

**Material Quality**4%

**Warmth**3%

**Advertised Vs Actual Product**3%

**Weight Heavy**2%

**Value For Money**2%

**Thickness**2%

**Thin**1%