Best S Mens Underwear in 2025
Daisy
Last Updated: Nov 3, 2025
Daisy
Last Updated: Nov 3, 2025
* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| INNERSY STORE | 9.92 | ✅ | ✅ | ✅ |
Men’s 7-Pack Underwear for a Week: The boxer briefs are comfortable, breathable and stretchy. Bright and vibrant colors bring much fun. Wearing one color a day keeps you refreshing in a week
Functional Fly: Supportive open fly provides more room and decreases the friction between your “private area” and underwear. Let the "BOYS" stay in place and enjoy their comfort
Regular Size&Big and Tall Underwear: Measurement in inches. (Based on waist size)X-Small:26-28; Small:28-30; Medium:32-34; Large: 36-38; X-Large: 40-42; XX-Large: 44-46
Stylish Waistband: The waistband is nicely stretchy and stays in place all the time, comfortable to wear with no riding up or rolling down. The stylish logo at the waistband adds extra charm
Fun Gifts for Men: Solid or vibrant colors in 7 pack. A colorful change from purely black/white briefs. A new favorite in your drawer
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| INNERSY STORE | 9.92 | ✅ | ✅ | ✅ |
Men’s 7-Pack Underwear for a Week: The boxer briefs are comfortable, breathable and stretchy. Bright and vibrant colors bring much fun. Wearing one color a day keeps you refreshing in a week
Functional Fly: Supportive open fly provides more room and decreases the friction between your “private area” and underwear. Let the "BOYS" stay in place and enjoy their comfort
Regular Size&Big and Tall Underwear: Measurement in inches. (Based on waist size)X-Small:26-28; Small:28-30; Medium:32-34; Large: 36-38; X-Large: 40-42; XX-Large: 44-46
Stylish Waistband: The waistband is nicely stretchy and stays in place all the time, comfortable to wear with no riding up or rolling down. The stylish logo at the waistband adds extra charm
Fun Gifts for Men: Solid or vibrant colors in 7 pack. A colorful change from purely black/white briefs. A new favorite in your drawer
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| INNERSY STORE | 9.92 | ✅ | ✅ | ✅ |
Men’s 7-Pack Underwear for a Week: The boxer briefs are comfortable, breathable and stretchy. Bright and vibrant colors bring much fun. Wearing one color a day keeps you refreshing in a week
Functional Fly: Supportive open fly provides more room and decreases the friction between your “private area” and underwear. Let the "BOYS" stay in place and enjoy their comfort
Regular Size&Big and Tall Underwear: Measurement in inches. (Based on waist size)X-Small:26-28; Small:28-30; Medium:32-34; Large: 36-38; X-Large: 40-42; XX-Large: 44-46
Stylish Waistband: The waistband is nicely stretchy and stays in place all the time, comfortable to wear with no riding up or rolling down. The stylish logo at the waistband adds extra charm
Fun Gifts for Men: Solid or vibrant colors in 7 pack. A colorful change from purely black/white briefs. A new favorite in your drawer
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| INNERSY STORE | 9.92 | ✅ | ✅ | ✅ |
Men's underwear mesh boxer briefs: Cool mesh fabric wicks moisture away from the skin to keep you cool and dry
Key features: These mid-rised boxers feature 3.1" inseam, black and no-roll elastic logo waistband for added flex and no-side seams for uttermost comfort. These briefs adopt tagless and butt lifting design, come with classic solid colors and geometrical patterns available
Vertical fly for through-the-gaters: A generous pouch with open fly, conforming to the men underwear with body defining fit and making the underwear soft and supportive
Build-in air conditioning: The mesh feature brings ventilation right to those places men need it most
Size guide based on waist size: S-XL. Measurement in inches. Small=28-30; Medium=32-34; Large=36-38; X-Large=40-42
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| INNERSY STORE | 9.92 | ✅ | ✅ | ✅ |
Covered Stretchy Waistband: The covered elastic bands won't dig into your skin. These briefs are strongly stitched with one-inch wide stretchy and soft waistband. They stay in place comfortably all day without rolling up
Double-layered Crotch: These briefs for men features double-layered design to provide more protection for you. The breathable and spacious crotch brings a cool feeling. And the large leg holes fit your thighs without irritation
Solid Color: The men's underwear briefs, including the body, waistband and liner, are the same color. The same color liner helps avoid the embarrassment of dingy white briefs
Tag Free: The tagless design makes you get rid of annoying and itchy tags
Find Your Own Size: Measurement in inches. (Based on waist size): S:28-31; M: 32-35; L: 36-39; XL: 40-43; 2XL: 44-46
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| INNERSY STORE | 9.92 | ✅ | ✅ | ✅ |
Covered Stretchy Waistband: The covered elastic bands won't dig into your skin. These briefs are strongly stitched with one-inch wide stretchy and soft waistband. They stay in place comfortably all day without rolling up
Double-layered Crotch: These briefs for men features double-layered design to provide more protection for you. The breathable and spacious crotch brings a cool feeling. And the large leg holes fit your thighs without irritation
Solid Color: The men's underwear briefs, including the body, waistband and liner, are the same color. The same color liner helps avoid the embarrassment of dingy white briefs
Tag Free: The tagless design makes you get rid of annoying and itchy tags
Find Your Own Size: Measurement in inches. (Based on waist size): S:28-31; M: 32-35; L: 36-39; XL: 40-43; 2XL: 44-46
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| INNERSY STORE | 9.92 | ✅ | ✅ | ✅ |
Men's 4-Pack Underwear: The boxer briefs are stretchy, smooth and soft. They fit snugly against your thigh at the right length without sticky. They are comfortable to wear, also a good choice for lounging
Fantastic Color: Vibrant and beautiful color combination makes getting dressed a bright time of day. Stylish logo at the waistband adds extra charm. Colorful underwear keeps you refreshing everyday
Functional Fly: Supportive fly provides more breathable room, keeping away from smother. Let the "BOYS" stay in place and enjoy their comfort. Open fly allows for easy bathroom duties
Elastic Waistband: The waistband is wide and the fit is great with enough elasticity to be form fitting without being tight.They stay in place with no riding up or rolling down
Easy Care: Tag-free design keeps skin irritation away. The boxer briefs are durable, they retain color solid. They won't quickly stretch out and loose their shape or elasticity after washed
Here is the list of top-rated brands that were evaluated by PM.
| Brand | Count |
|---|---|
| Innersy | 7 |
We've carried out a comprehensive analysis of 33,255 reviews on mens underwear, using our selection criteria to identify the best options in the men's fashion. Our findings reveal that most customers typically select mens underwear priced around $28.10, with top brands including amazon essentials, bamboo cool, wirarpa, hanes, fruit of the loom, gildan, new balance, reebok and thermajohn and devops
Our team of expert editors reviewed these high-quality items and handpicked the top 7 mens underwear for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the men's fashion category. These include bamboo cool-6, bamboo cool, wirarpa apparel shop, amazon.com, terramar sports inc, sema's fashion, bestprice forever, 1836 total commerce and devops and natural feelings official .
We are dedicated to assisting our users in finding the right briefs Products based on their needs, saving them considerable time when choosing which mens underwear to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.
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