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Top 10 Men's Long Underwear for Ultimate Comfort in 2025

BY POIZON / UPDATED: 2025-06-04 21:58:39

When it comes to men's long underwear, comfort and style are paramount. The products listed above from POIZON offer a variety of options, from thermal sets to stylish boxer briefs, ensuring that every man can find the perfect fit for his needs. Whether you're looking for something to keep you warm during the colder months or breathable options for everyday wear, POIZON has you covered. Explore the latest trends and elevate your underwear game with these top picks!

Sicily

Sicily Autumn Long Johns Thermal Set Men's

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The Sicily Autumn Long Johns Thermal Set is designed for those chilly days when you need extra warmth without sacrificing comfort. Made from a blend of cotton, viscose, and elastane, this thermal set features a thin thickness that allows for easy layering. The mid-rise waist ensures a snug fit, while the letter pattern adds a stylish touch. Perfect for fall, this set includes both thermal underwear tops and long johns, making it a versatile addition to your wardrobe.

Pros:

Warm and comfortable

Stylish letter pattern

Includes top and bottom

Great for layering

Nike

Nike Ultra Comfort Men's Dri FIT Long Boxer Brief 3 Pack

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Nike's Ultra Comfort Men's Dri FIT Long Boxer Brief 3 Pack is perfect for active men who prioritize comfort and performance. Made from a blend of polyester and elastane, these boxer briefs feature a solid color design and a low-rise waist for a modern fit. The Dri FIT technology wicks away moisture, keeping you dry and comfortable throughout the day. This pack offers great value, ensuring you always have a fresh pair on hand.

Pros:

Moisture-wicking technology

Comfortable fit

Value pack of three

Durable material

Calvin Klein

CALVIN KLEIN CK96 Series Underpants Men's Long Limestone Base White Letter

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The CALVIN KLEIN CK96 Series Underpants are a stylish choice for men who appreciate quality and comfort. Made from a soft polyester and elastane blend, these long underpants feature a moderate thickness and a low-rise waist. The iconic Calvin Klein branding adds a touch of luxury, making these underpants perfect for everyday wear or special occasions. Available in a classic white letter pattern, they are both fashionable and functional.

Pros:

High-quality fabric

Stylish design

Comfortable fit

Versatile for daily wear

Sicily

Sicily Leggings Long Johns Men's

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Sicily Leggings Long Johns are designed for men who need warmth and flexibility. Made from a cotton and elastane blend, these leggings are thin yet provide excellent insulation. Suitable for spring, fall, and winter, they feature a comfortable fit that allows for easy movement. The classic design makes them a great choice for layering under pants or wearing alone at home.

Pros:

Flexible and comfortable

Great for layering

Thin yet warm

Affordable price

Sicily

Sicily Leggings Men's Fleece Lined Long Johns

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For those who need extra warmth, the Sicily Leggings Men's Fleece Lined Long Johns are an excellent choice. These leggings are made from a blend of polyamide and elastane, featuring a thickened fleece lining for added insulation. Ideal for colder seasons, they provide a snug fit that keeps you warm without feeling bulky. The stylish design makes them perfect for both outdoor activities and lounging at home.

Pros:

Fleece-lined for warmth

Stylish design

Comfortable fit

Great for outdoor activities

Nike

Nike Dri FIT Essential Micro Long Boxer Briefs 3 Pack

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Nike Dri FIT Essential Micro Long Boxer Briefs come in a convenient 3-pack, offering comfort and support for everyday wear. Made from a blend of polyester and elastane, these boxer briefs feature a mid-rise waist and moderate thickness. The Dri FIT technology ensures moisture management, making them perfect for active lifestyles. With a classic design, they are a staple in any man's wardrobe.

Pros:

Moisture-wicking

Comfortable fit

Value pack

Durable material

Lululemon

Lululemon Always In Motion Long Boxer 7' 3 Pack Underpants Men's 3 Pack

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Lululemon Always In Motion Long Boxer 7' 3 Pack Underpants are designed for active men who value comfort and performance. These boxer shorts feature a mid-rise waist and moderate thickness, making them suitable for workouts or casual wear. The breathable fabric ensures you stay cool and comfortable, while the stylish design adds a modern touch to your underwear collection.

Pros:

Breathable fabric

Comfortable fit

Stylish design

Great for workouts

Nike

Nike Dri FIT Essential Cotton Stretch Men's Long Boxer Briefs

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Nike Dri FIT Essential Cotton Stretch Men's Long Boxer Briefs are a must-have for any man seeking comfort and style. Made from 100% cotton, these boxer briefs feature a solid color design and a mid-rise waist for a secure fit. The moderate thickness provides just the right amount of coverage, making them perfect for everyday wear or lounging at home.

Pros:

100% cotton for comfort

Stylish design

Moderate thickness

Great for daily wear

Calvin Klein

CALVIN KLEIN Long Sleeved Pajama Men's

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The CALVIN KLEIN Long Sleeved Pajama Men's is perfect for those cozy nights in. Made from a blend of cotton, acrylic, and viscose, this pajama top features a button-front placket and a solid color design. The moderate thickness makes it suitable for all seasons, ensuring you stay comfortable while you relax at home. A stylish addition to your sleepwear collection, it pairs well with any pajama bottoms.

Pros:

Comfortable fabric

Stylish design

Versatile for all seasons

Great for lounging

Imperial Palace

Imperial Palace Mulberry Silk Pajama Set Long Sleeved High End Brand Style Loungewear Two Piece Set Plus Size Men's

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The Imperial Palace Mulberry Silk Pajama Set is a luxurious choice for men who appreciate high-end loungewear. Made from silk, this two-piece set features a long-sleeved design and a solid color pattern. The micro-stretch and breathable fabric ensure maximum comfort, making it perfect for all seasons. This set is not only stylish but also includes a shopping bag, adding to its appeal.

Pros:

Luxurious silk fabric

Breathable and comfortable

Stylish design

Includes shopping bag

With POIZON's commitment to quality and authenticity, you can shop with confidence knowing that each product has been thoroughly vetted. Discover the perfect blend of comfort, style, and functionality in men's long underwear today!

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