---
title: "Oneill Shirts for Men — $39K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/oneill-shirts-for-men"
last_updated: "2026-08-11T22:29:35.917Z"
locale: en
meta:
description: "Niche score 53/100 · $39K/yr market · 372K searches/yr · $19.64 avg price. Weak search conversion (0.5%) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 53/100 · $39K/yr market · 372K searches/yr · $19.64 avg price. Weak search conversion (0.5%) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Oneill Shirts for Men — $39K/yr Amazon US Niche (2026) - Flapen"
---
# **oneill shirts for men**
**Worth a look**
Shows a fragmented shelf (top 5 take 19% of clicks), but weak search conversion (0.5%) keeps it on the watch list.
Market size 10Growth 61Conversion 7Competition 95Returns 33Price range 86Avg price 87Brand share 60Review moat 78Quality gap 57
**Competition**
**Incredible****19%**
top-5 click share — an open shelf
**Avg price**
**Great****$19.64**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$9.73–$55.86**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Great****439.74**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Good****+37.5%**
90-day search growth — must beat 0% to launch
**Brand share**
**Good****69%**
top-5 brand share — brands hold most of the demand
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Returns**
**Okay****4.3%**
return rate — above 5% kills the launch gate
**Market size**
**Bad****$39K**
$39K/yr · 372K searches
**Conversion**
**Bad****0.5%**
search→purchase rate — share of searches ending in a sale
According to Flapen's Amazon United States niche tracking, oneill shirts for men is a $39K/yr Amazon United States market (372K searches/yr). The top 5 brands hold 69% of demand. Demand peaks in Mar–Jun–Jul. Verdict: Worth a look — 53/100.
Data updated Jul 20, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **oneill shirts for men market data**
- **Units sold / yr**
- **3K–3K**
- avg 0–100/product
- **Revenue / yr**
- **$49K–$59K**
- units × avg price
- **Conversion rate**
- **0.5%**
- **Avg BSR**
- **#8,834**
- **Page quality**
- **0%**
- **Prime**
- **98%**
- **Sponsored**
- **84%**
- **Out of stock**
- **14.3%**
- **Avg brand age**
- **34 months**
- **Avg seller age**
- **153 days**
## **Competition & brand share**
Clicks spread well past the top 5 (19% combined) — an open shelf where new products get seen.
**Brands**
**44 **▲rising
**Sellers**
**47**
**Top-5 brand share**
**69%**
Top 20: 88%
**Top-5 click share**
**19%**
Top 20: 46%
**Open market**
**29%**
- Billabong47% - Quiksilver11% - TQUEQRW5% - BeWithYou3% - Buynaw3% - Costa Del Mar2%
## **Demand & seasonality**
Weekly Amazon search volume, last 89 weeks — +37.5% search growth over the last 90 days.
70K50KHoliday '24Spike '25Prime Day '25Black Friday '25Holiday '25Spike '26 seasonDecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun
Peak months: Mar, Jun, Jul · busiest ÷ quietest = 3.7×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/oneill-shirts-for-men/trend)
## **Top oneill shirts for men search terms**
- **billabong shirts for men**124K/yr+10.4%0.4% conv. - **turtle shirt**30K/yr+55.3%0.3% conv. - **billabong t shirts for men**32K/yr+40.0%0.3% conv. - **turtle shirts for women**18K/yr+70.3%0.3% conv. - **sea turtle shirt**15K/yr+86.3%0.3% conv. - **billabong shirt**18K/yr+53.7%0.1% conv. - **billabong men**23K/yr+15.6%0.1% conv. - **sea turtle shirts for women**16K/yr+72.4%0.3% conv. - **mens billabong t shirts**15K/yr+44.3%0.3% conv. - **billabong t shirt**13K/yr+63.0%0.1% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/oneill-shirts-for-men/search-terms)
## **Top oneill shirts for men 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%$7754%$2K6%$2K8%$3K101001K10K 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**Billabong Mens Regular Fit Premium Soft Cotton Tee Short Sleeve T-Shirt Black Beauty Large**Billabong**$17.46**4.0★34 rev](https://www.amazon.com/dp/B0GV1JM655) [2**Billabong Mens Regular Fit Premium Soft Cotton Tee Short Sleeve T-Shirt Black Beauty XX-Large**Billabong**$16.51**4.0★34 rev](https://www.amazon.com/dp/B0GV1NYVCV) [3**BeWithYou Cute Sea Turtle Shirts for Women Hawaiian T Shirt Aesthetic Preppy Ocean Beach Tshirt Funny Graphic Tees Casual Top(Navy Blue M)**BeWithYou**$15.18**4.3★15 rev](https://www.amazon.com/dp/B0G7XMCCBY) [4**Billabong Mens Regular Fit Premium Soft Cotton Tee Short Sleeve T-Shirt Pacific Coast Large**Billabong**$17.35**4.0★34 rev](https://www.amazon.com/dp/B0GV1KBZBC) [5**Billabong Mens Regular Fit Premium Soft Cotton Tee Short Sleeve T-Shirt Pale Khaki X-Large**Billabong**$17.45**4.0★34 rev](https://www.amazon.com/dp/B0GV1NFT4J)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Billabong Mens Regular Fit Premium Soft Cotton Tee Short Sleeve T-Shirt Black Beauty Large**Billabong**$17.46**34 rev3mo ago](https://www.amazon.com/dp/B0GV1JM655) [**Billabong Mens Regular Fit Premium Soft Cotton Tee Short Sleeve T-Shirt Black Beauty XX-Large**Billabong**$16.51**34 rev3mo ago](https://www.amazon.com/dp/B0GV1NYVCV) [**Billabong Mens Regular Fit Premium Soft Cotton Tee Short Sleeve T-Shirt Pacific Coast Large**Billabong**$17.35**34 rev3mo ago](https://www.amazon.com/dp/B0GV1KBZBC) [**Billabong Mens Regular Fit Premium Soft Cotton Tee Short Sleeve T-Shirt Pale Khaki X-Large**Billabong**$17.45**34 rev3mo ago](https://www.amazon.com/dp/B0GV1NFT4J) [**Billabong Mens Regular Fit Premium Soft Cotton Tee Short Sleeve T-Shirt Pacific Coast Small**Billabong**$17.01**34 rev3mo ago](https://www.amazon.com/dp/B0GV1TJ9VM)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Billabong Mens Regular Fit Premium Soft Cotton Tee Short Sleeve T-Shirt Pacific Coast Large**Billabong**$17.35**4.0★**▲ 31%**](https://www.amazon.com/dp/B0GV1KBZBC) [**Billabong Mens Sherpa Lined Hoodie Jacket Sand S**Billabong**$19.31**4.2★**▲ 31%**](https://www.amazon.com/dp/B0FXN4CBR5) [**Billabong Mens Regular Fit Premium Soft Cotton Tee Short Sleeve T-Shirt Blue Shadow Large**Billabong**$18.19**4.0★**▲ 31%**](https://www.amazon.com/dp/B0GV1QLCXS) [**Billabong Mens Regular Fit Premium Soft Cotton Tee Short Sleeve T-Shirt Black Beauty XX-Large**Billabong**$16.51**4.0★**▲ 31%**](https://www.amazon.com/dp/B0GV1NYVCV) [**Billabong Mens Regular Fit Premium Soft Cotton Tee Short Sleeve T-Shirt Black Beauty Large**Billabong**$17.46**4.0★**▲ 31%**](https://www.amazon.com/dp/B0GV1JM655)
**~~View all trending →~~**
## **What buyers say about oneill shirts for men**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**24%
*“Not too tight”*
**Quality-Overall**18%
*“Excellent Product”*
**Comfort-Overall**11%
*“Super comfortable”*
**Soft Feel**8%
*“Buttery soft”*
**Color**8%
*“Unique coral color”*
**Material Quality**5%
*“Lightweight good material”*
**Advertised Vs Actual Product**3%
*“Item was described perfectly”*
**Stretchability/Expandability/Elasticity**2%
*“It is also stretchy material”*
**Weight Light**2%
*“The fabric is incredibly lightweight”*
**Breathability**2%
*“breathable”*
### **What buyers complain about **
**Size-Overall**33%
*“Too big”*
**Quality-Overall**10%
*“Is a little pricey for the quality”*
**Material Quality**6%
*“Not a big fan of the material”*
**Thickness**5%
*“Thin”*
**Neck Fit**4%
*“The neck hole opening is really small”*
**Machine Wash Suitability**2%
*“But, I would be embarassed to wear this to work, and wary about putting it in the wash, even on delicate”*
**Stitch/Finish/Polish**2%
*“the arm cutouts are a raw cut with no hemming stitches”*
**Color**2%
*“I did not order pink”*
**Knot/Thread Quality**2%
*“Thread came undone when wash”*
**Drying Time**2%
*“But I don't put in the dryer”*
### **Top return reasons **
**Size-Overall**48%
**Material Quality**8%
**Length**7%
**Chest Fit**5%
**Thin**4%
**Sleeve Fit**3%
**Waist Fit**3%
**Advertised Vs Actual Product**3%
**Neck Fit**3%
**Color**3%
## **Common questions**
- **Is oneill shirts for men profitable to sell on Amazon United States?**
- The niche generates $39K/yr across 125 tracked products. 7 of 51 products launched in the last 360 days are still selling. 90-day search growth is +37.5%. Flapen's verdict: Worth a look (53/100).
- **How competitive is the oneill shirts for men niche?**
- 44 brands and 47 sellers compete. The top 5 products take 19% of clicks and top 5 brands hold 69% of demand.
- **What do buyers complain about in oneill shirts for men?**
- Top complaints mined from reviews: Size-Overall, Quality-Overall, Material Quality. The return rate is 4.3%.
- **When does demand for oneill shirts for men peak?**
- Demand peaks in Mar–Jun–Jul; the busiest month runs 3.7× the quietest.
- **What does it cost to enter the oneill shirts for men niche?**
- Listings span $9.73–$55.86; the average listing price is $19.64 (sweet spot $15–$100). The average incumbent carries 440 reviews — the moat a new listing must climb.
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