---
title: "Pair of Thieves Boxer Briefs — $593K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/pair-of-thieves-boxer-briefs"
last_updated: "2026-08-11T22:33:57.500Z"
locale: en
meta:
description: "Niche score 55/100 · $593K/yr market. Brand-locked demand (top 5 brands take 98% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 55/100 · $593K/yr market. Brand-locked demand (top 5 brands take 98% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Pair of Thieves Boxer Briefs — $593K/yr Amazon US Niche (2026) - Flapen"
---
# **pair of thieves boxer briefs**
**Worth a look**
Shows a sweet-spot price point ($32.13 avg), but brand-locked demand (top 5 brands take 98% of clicks) keeps it on the watch list.
Market size 64Growth 40Conversion 19Competition 90Returns 90Price range 95Avg price 95Brand share 5Review moat 24Quality gap 42
**Avg price**
**Incredible****$32.13**
avg listing price — sweet spot $15–$100
**Price range**
**Incredible****$16.21–$55.33**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Great****25%**
top-5 click share — an open shelf
**Returns**
**Great****1.3%**
return rate — above 5% kills the launch gate
**Market size**
**Good****$593K**
$593K/yr · 1.2M searches
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Growth**
**Okay****+11.8%**
90-day search growth — must beat 0% to launch
**Review moat**
**Bad****5,144.01**
avg incumbent reviews — the moat a new listing must climb
**Conversion**
**Bad****1.6%**
search→purchase rate — share of searches ending in a sale
**Brand share**
**Bad****98%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, pair of thieves boxer briefs is a $593K/yr Amazon United States market (1.2M searches/yr). The top 5 brands hold 98% of demand. Verdict: Worth a look — 55/100.
Data updated Jul 21, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **pair of thieves boxer briefs market data**
- **Units sold / yr**
- **15K–20K**
- avg 100–250/product
- **Revenue / yr**
- **$482K–$643K**
- units × avg price
- **Conversion rate**
- **1.6%**
- **Avg BSR**
- **#402**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **11.5%**
- **Avg brand age**
- **45 months**
- **Avg seller age**
- **132 days**
## **Competition & brand share**
Clicks spread well past the top 5 (25% combined) — an open shelf where new products get seen.
**Brands**
**8 **▲rising
**Sellers**
**25**
**Top-5 brand share**
**98%**
Top 20: 100%
**Top-5 click share**
**25%**
Top 20: 58%
**Open market**
**1%**
- Pair of Thieves74% - BAMBOO COOL16% - Expertoftio4% - INNERSY2% - Warriors & Scholars1% - Hanes1% - Open — no brand owns it (2 brands, 1%)
## **Top pair of thieves boxer briefs search terms**
- **pair of thieves boxer briefs**507K/yr+13.6%1.5% conv. - **pair of thieves**238K/yr+10.9%0.8% conv. - **pair of thieves underwear**143K/yr+10.2%1.0% conv. - **puma boxers briefs for men**40K/yr+10.5%0.7% conv. - **hanes long leg boxer briefs men**33K/yr+4.7%0.8% conv. - **pair of thieves boxers**33K/yr+16.8%0.7% conv. - **9 inch boxer briefs for men**19K/yr+25.2%0.1% conv. - **pair of thieves long boxer briefs**21K/yr+2.8%0.6% conv. - **pair of thieves briefs**16K/yr+17.6%0.2% conv. - **boxer largos para hombre**13K/yr+30.9%0.0% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/pair-of-thieves-boxer-briefs/search-terms)
## **Top pair of thieves boxer briefs 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%$12K4%$24K6%$36K8%$47K1001K10K100K 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**Pair of Thieves Men Super Fit Long Boxer Briefs | Underwear for Men | 3 Pack | Lightweight Soft 4-Way Stretch Fabric | Moisture Wicking for the Gym Work and Daily Comfort | Everyday Boxer Briefs**Pair of Thieves**$32.79**4.6★3,642 rev](https://www.amazon.com/dp/B08L8HL3ZN) [2**Pair of Thieves Men Super Fit Boxer Briefs | Underwear for Men | 3 Pack | Ultra Soft Quick-Dry Fabric with 4-Way Stretch | Moisture Wicking for Work Training and Comfort | Everyday Boxer Briefs**Pair of Thieves**$32.28**4.6★3,597 rev](https://www.amazon.com/dp/B08KBH7WJ6) [3**Pair of Thieves Men Super Fit Boxer Briefs | Underwear for Men | 3 Pack | Ultra Soft Quick-Dry Fabric with 4-Way Stretch | Moisture Wicking for Work Training and Comfort | Everyday Boxer Briefs**Pair of Thieves**$33.49**4.6★3,597 rev](https://www.amazon.com/dp/B08KC6BS7B) [4**Pair of Thieves Men Every Day Kit Boxer Briefs | Underwear for Men | 4 Pack | Soft Tagless Cotton Spandex Blend | Moisture Wicking for the Gym Work and Daily Comfort | Everyday Boxer Briefs**Pair of Thieves**$19.61**4.3★12,684 rev](https://www.amazon.com/dp/B08L8JGNGR) [5**Pair of Thieves Men Super Fit Trunks | Underwear for Men | 3 Pack | Breathable Mesh Polyester Spandex Blend | Moisture Wicking for Workouts Work and Daily Comfort | Everyday Secure Fit Trunks**Pair of Thieves**$33.56**4.5★2,971 rev](https://www.amazon.com/dp/B08CS25TBC)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Expertoftio Mens Underwear Viscose from Bamboo Mens Boxer Briefs 6 Inch Moisture Wicking Underwear for Men Pack Open Fly Colorful Pack Medium**Expertoftio**$31.89**840 rev10mo ago](https://www.amazon.com/dp/B0FP941BX9) [**Pair of Thieves Men Super Fit Trunks | Underwear for Men | 3 Pack | Breathable Mesh Polyester Spandex Blend | Moisture Wicking for Workouts Work and Daily Comfort | Everyday Secure Fit Trunks**Pair of Thieves**$34.43**2,971 rev1y ago](https://www.amazon.com/dp/B0DKZRY2NR) [**Pair of Thieves Men Every Day Kit Boxer Briefs | Underwear for Men | 4 Pack | Soft Tagless Cotton Spandex Blend | Moisture Wicking for the Gym Work and Daily Comfort | Everyday Boxer Briefs**Pair of Thieves**$19.68**12,684 rev1y ago](https://www.amazon.com/dp/B0DKZMXLHF) [**Pair of Thieves Men Every Day Kit Boxer Briefs | 8 Pack Underwear for Men | Soft Tagless Cotton Spandex Blend | Black/Grey 2.0 | Large**Pair of Thieves**$35.84**605 rev1y ago](https://www.amazon.com/dp/B0DKZZLSYT) [**Pair of Thieves Men Every Day Kit Boxer Briefs | Underwear for Men | 4 Pack | Soft Tagless Cotton Spandex Blend | Moisture Wicking for the Gym Work and Daily Comfort | Everyday Boxer Briefs Black**Pair of Thieves**$19.98**668 rev1y ago](https://www.amazon.com/dp/B0DK5XG8N6)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**BAMBOO COOL Mens Ultra ComfortSoft Underwear Moisture Wicking & Breathable No Ride Up Boxer Briefs with Fly Multipack**BAMBOO COOL**$50.71**4.6★**▲ 52%**](https://www.amazon.com/dp/B0CNJQC42M) [**Pair of Thieves Men Super Fit Trunks | Underwear for Men | 3 Pack | Breathable Mesh Polyester Spandex Blend | Moisture Wicking for Workouts Work and Daily Comfort | Everyday Secure Fit Trunks**Pair of Thieves**$34.43**4.5★**▲ 52%**](https://www.amazon.com/dp/B0DKZRY2NR) [**Pair of Thieves Men Every Day Kit Boxer Briefs | Underwear for Men | 4 Pack | Soft Tagless Cotton Spandex Blend | Moisture Wicking for the Gym Work and Daily Comfort | Everyday Boxer Briefs Black**Pair of Thieves**$19.98**4.4★**▲ 43%**](https://www.amazon.com/dp/B0DK5XG8N6) [**Pair of Thieves Men Super Fit Trunks | Underwear for Men | 3 Pack | Breathable Mesh Polyester Spandex Blend | Moisture Wicking for Workouts Work and Daily Comfort | Everyday Secure Fit Trunks**Pair of Thieves**$33.62**4.5★**▲ 42%**](https://www.amazon.com/dp/B09RQYCL6X) [**Pair of Thieves Men Super Fit Trunks | Underwear for Men | 3 Pack | Breathable Mesh Polyester Spandex Blend | Moisture Wicking for Workouts Work and Daily Comfort | Everyday Secure Fit Trunks Black**Pair of Thieves**$32.53**4.5★**▲ 42%**](https://www.amazon.com/dp/B08CS3P651)
**~~View all trending →~~**
## **What buyers say about pair of thieves boxer briefs**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Comfort-Overall**28%
*“Excellent Comfortable”*
**Size-Overall**15%
*“not too tight”*
**Quality-Overall**8%
*“Overall, I am very impressed with the quality and comfort of this 7-unit package and consider them a worthwhile investment”*
**Soft Feel**7%
*“Comfortable and soft”*
**Breathability**6%
*“Breathes well”*
**Material Quality**5%
*“Very breathable material”*
**Value For Money**4%
*“They are affordable”*
**Advertised Vs Actual Product**2%
*“As described”*
**Color**2%
*“Love the colors”*
**Stretchability/Expandability/Elasticity**2%
*“Fabric is stretchy”*
### **What buyers complain about **
**Size-Overall**15%
*“Longer than expected”*
**Durability**10%
*“Not very durable”*
**Quality-Overall**9%
*“Cheaply made”*
**Material Quality**6%
*“Material is awful”*
**Comfort-Overall**5%
*“Cheap and uncomfortable”*
**Value For Money**4%
*“Not worth the price”*
**Gap/Hole**3%
*“fabric developes holes”*
**Advertised Vs Actual Product**2%
*“not what it says it is”*
**Waist Fit**2%
*“They have wider waist bands”*
**Stitch/Finish/Polish**2%
*“Stitching comes apart”*
### **Top return reasons **
**Size-Overall**45%
**Waist Fit**11%
**Material Quality**10%
**Length**9%
**Thigh Fit**5%
**Advertised Vs Actual Product**4%
**Comfort-Overall**2%
**Thin**2%
**Value For Money**1%
**Color**1%
## **Common questions**
- **Is pair of thieves boxer briefs profitable to sell on Amazon United States?**
- The niche generates $593K/yr across 85 tracked products. 3 of 4 products launched in the last 360 days are still selling. 90-day search growth is +11.8%. Flapen's verdict: Worth a look (55/100).
- **How competitive is the pair of thieves boxer briefs niche?**
- 8 brands and 25 sellers compete. The top 5 products take 25% of clicks and top 5 brands hold 98% of demand.
- **What do buyers complain about in pair of thieves boxer briefs?**
- Top complaints mined from reviews: Size-Overall, Durability, Quality-Overall. The return rate is 1.3%.
- **What does it cost to enter the pair of thieves boxer briefs niche?**
- Listings span $16.21–$55.33; the average listing price is $32.13 (sweet spot $15–$100). The average incumbent carries 5,144 reviews — the moat a new listing must climb.
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