---
title: "Cotton Bike Shorts Women — $59K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/cotton-bike-shorts-women"
last_updated: "2026-08-11T12:47:17.600Z"
locale: en
meta:
description: "Niche score 56/100 · $59K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 56/100 · $59K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Cotton Bike Shorts Women — $59K/yr Amazon US Niche (2026) - Flapen"
---
# **cotton bike shorts women**
**Worth a look**
Shows demand growing +120.1% this quarter, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 15Growth 95Conversion 13Competition 87Returns 29Price range 74Avg price 83Brand share 70Review moat 22Quality gap 60
**Growth**
**Incredible****+120.1%**
90-day search growth — must beat 0% to launch
**Competition**
**Great****28%**
top-5 click share — an open shelf
**Avg price**
**Great****$18.37**
avg listing price — sweet spot $15–$100
**Price range**
**Good****$5.94–$40.53**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Brand share**
**Good****63%**
top-5 brand share — brands hold most of the demand
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Returns**
**Okay****4.7%**
return rate — above 5% kills the launch gate
**Review moat**
**Bad****8,902.97**
avg incumbent reviews — the moat a new listing must climb
**Market size**
**Bad****$59K**
$59K/yr · 311K searches
**Conversion**
**Bad****1.0%**
search→purchase rate — share of searches ending in a sale
**Signals**[** Trending**](https://flapen.com/research/niches?market=us&signal=trending "Search growth > 100% (90d)")
According to Flapen's Amazon United States niche tracking, cotton bike shorts women is a $59K/yr Amazon United States market (311K searches/yr). The top 5 brands hold 63% of demand. Demand peaks in Apr–May–Jun–Jul–Aug. Verdict: Worth a look — 56/100.
Data updated Jul 12, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **cotton bike shorts women market data**
- **Units sold / yr**
- **4K–5K**
- avg 0–100/product
- **Revenue / yr**
- **$73K–$92K**
- units × avg price
- **Conversion rate**
- **1.0%**
- **Avg BSR**
- **#272**
- **Page quality**
- **0%**
- **Prime**
- **99%**
- **Sponsored**
- **91%**
- **Out of stock**
- **1.3%**
- **Avg brand age**
- **41 months**
- **Avg seller age**
- **149 days**
## **Competition & brand share**
Clicks spread well past the top 5 (28% combined) — an open shelf where new products get seen.
**Brands**
**38 **▼falling
**Sellers**
**65**
**Top-5 brand share**
**63%**
Top 20: 91%
**Top-5 click share**
**28%**
Top 20: 63%
**Open market**
**33%**
- Jockey24% - wirarpa20% - Molasus10% - Leafigure5% - FULLSOFT4% - Hanes4%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +120.1% search growth over the last 90 days.
13K8KSpike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Apr, May, Jun, Jul, Aug · busiest ÷ quietest = 6.3×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/cotton-bike-shorts-women/trend)
## **Top cotton bike shorts women search terms**
- **cotton bike shorts**41K/yr+125.7%0.7% conv. - **cotton bike shorts women**42K/yr+115.0%0.8% conv. - **womens cotton biker shorts**30K/yr+105.6%0.9% conv. - **jockey shorts for women**23K/yr+154.0%0.7% conv. - **biker shorts cotton**19K/yr+125.0%0.8% conv. - **womens cotton bike shorts**19K/yr+137.9%1.0% conv. - **plus size bike shorts with pockets**17K/yr+148.4%0.8% conv. - **short de licra para mujer**16K/yr+46.8%0.3% conv. - **long bike shorts women**11K/yr+131.3%1.2% conv. - **jockey shorts**13K/yr+83.7%0.4% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/cotton-bike-shorts-women/search-terms)
## **Top cotton bike shorts women 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%2%$1K4%$2K6%$4K8%$5K1001K10K100K 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**wirarpa Womens Cotton Boy Shorts Underwear Long Leggings Under Shorts Anti Chafe Bloomers 4 Pack Multicolored Size M**wirarpa**$25.07**4.5★27,888 rev](https://www.amazon.com/dp/B098QCS82L) [2**Jockey Womens 2 Pack 5 Active Bike Shorts**Jockey**$19.67**4.5★686 rev](https://www.amazon.com/dp/B08K3SKVVN) [3**wirarpa Womens Cotton Boy Shorts Underwear Anti Chafing Soft Biker Short Long Leggings Plus Boy Shorts Panties Black 4 Pack Size M**wirarpa**$24.14**4.5★27,888 rev](https://www.amazon.com/dp/B08S72C5ZC) [4**wirarpa Womens Cotton Boy Shorts Underwear Long Leggings Under Shorts Anti Chafe Bloomers 4 Pack Multicolored Size S**wirarpa**$23.73**4.5★27,888 rev](https://www.amazon.com/dp/B098QHNN4Y) [5**Molasus Womens Boxer briefs Cotton Boy Shorts Underwear Anti Chafing Bike Short Long Leg Under Shorts Multicolor 4 Pack Size 5**Molasus**$24.55**4.4★15,748 rev](https://www.amazon.com/dp/B08JSNHC48)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Okimay 4 Pack Cotton Boy Shorts Underwear for Women Anti Chafing Shorts for Under Dresses Soft Boxers Panties**Okimay**$19.18**492 rev1y ago](https://www.amazon.com/dp/B0DXDVJ4ZB) [**Leafigure 2 Pack Womens Biker Shorts with Pockets High Waisted Tummy Control Yoga Shorts for Women Running Gym and Workout Black L-XL**Leafigure**$9.51**6,272 rev1y ago](https://www.amazon.com/dp/B0DNMJ694B) [**HLTPRO 3 Pack Plus Size Biker Shorts with Pockets for Women - 8 High Waisted Spandex Athletic Bike Shorts for Yoga Workout**HLTPRO**$16.26**3,109 rev3y ago](https://www.amazon.com/dp/B0BSBYS356) [**FULLSOFT High Waisted Biker Shorts for Women-5 Tummy Control Fitness Athletic Workout Running Yoga Gym Soft Compression Bike Volleyball Spandex Shorts Clothes for Women Womens Clothing(Black S-M)**FULLSOFT**$7.26**8,495 rev3y ago](https://www.amazon.com/dp/B0BJQ81RJL) [**Natural Feelings Buttercloud 4 Pack Biker Shorts for Women-8 High Waist Tummy Control Workout Shorts Athletic Gym Yoga Pants**Natural Feelings**$19.68**6,152 rev4y ago](https://www.amazon.com/dp/B09QPX3H5Y)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Sexy Basics Womens Ultra Soft Mini Bike Short | Spandex Workout Trunk Boxer | Multi Packs & Colors**Sexy Basics**$14.37**4.0★**▲ 26%**](https://www.amazon.com/dp/B087PK825S) [**wirarpa Womens Cotton Boy Shorts Underwear Anti Chafing Soft Biker Short Long Leggings Under Shorts Black 3 Pack Small**wirarpa**$19.22**4.5★**▲ 25%**](https://www.amazon.com/dp/B07JJSXRYF) [**Cameway 4 Pack Womens Cotton Yoga Dance Short Pants Sport Shorts Summer Athletic Cycling Hiking Sports Shorts M Black**Cameway**$20.08**4.3★**▲ 23%**](https://www.amazon.com/dp/B097M2BDDV) [**Molasus Womens Boxer briefs Cotton Boy Shorts Underwear Anti Chafing Bike Short Long Leg Under Shorts Multicolor 4 Pack Size 5**Molasus**$24.55**4.4★**▲ 17%**](https://www.amazon.com/dp/B08JSNHC48) [**Molasus Womens Boxer briefs Cotton Boy Shorts Underwear Anti Chafing Bike Short Long Leg Under Shorts Multicolor 4 Pack Small**Molasus**$24.83**4.4★**▲ 17%**](https://www.amazon.com/dp/B09GKD58N7)
**~~View all trending →~~**
## **What buyers say about cotton bike shorts women**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**22%
*“fit as expected”*
**Comfort-Overall**20%
*“so comfortable to wear”*
**Soft Feel**11%
*“Material is soft and comfortable”*
**Value For Money**5%
*“Money well spent”*
**Quality-Overall**5%
*“Excellent quality”*
**Pockets/Compartments**4%
*“Love the pockets”*
**Material Quality**4%
*“Lightweight material”*
**Stretchability/Expandability/Elasticity**3%
*“Nice stretch fits well”*
**Advertised Vs Actual Product**2%
*“As advertised”*
**Exercise/Sports Suitability**2%
*“Great workout shorts”*
### **What buyers complain about **
**Size-Overall**15%
*“Too short”*
**Transparency**8%
*“Completely see through/ transparent”*
**Thickness**7%
*“The material is decently thick”*
**Material Quality**6%
*“the material is not good”*
**Smell**5%
*“Weird Smell”*
**Quality-Overall**4%
*“Low quality”*
**Thin**4%
*“Thin Material”*
**Pockets/Compartments**2%
*“No pockets”*
**Thigh Fit**2%
*“tighter in the thigh so nothing rubs”*
**Stretchability/Expandability/Elasticity**2%
*“not a whole lot of elasticity there”*
### **Top return reasons **
**Size-Overall**45%
**Length**9%
**Material Quality**8%
**Waist Fit**8%
**Thin**7%
**Thigh Fit**4%
**Transparency**3%
**Inseam Fit**3%
**Advertised Vs Actual Product**2%
**Quality-Overall**1%
## **Common questions**
- **Is cotton bike shorts women profitable to sell on Amazon United States?**
- The niche generates $59K/yr across 87 tracked products. 1 of 6 products launched in the last 360 days are still selling. 90-day search growth is +120.1%. Flapen's verdict: Worth a look (56/100).
- **How competitive is the cotton bike shorts women niche?**
- 38 brands and 65 sellers compete. The top 5 products take 28% of clicks and top 5 brands hold 63% of demand.
- **What do buyers complain about in cotton bike shorts women?**
- Top complaints mined from reviews: Size-Overall, Transparency, Thickness. The return rate is 4.7%.
- **When does demand for cotton bike shorts women peak?**
- Demand peaks in Apr–May–Jun–Jul–Aug; the busiest month runs 6.3× the quietest.
- **What does it cost to enter the cotton bike shorts women niche?**
- Listings span $5.94–$40.53; the average listing price is $18.37 (sweet spot $15–$100). The average incumbent carries 8,903 reviews — the moat a new listing must climb.
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