Innerwear
MUJI's vast collection of men's and women's innerwear features the most comfortable undershirts, underwear, and bras for all-day wear. Made with high-quality materials like soft, breathable jersey cotton and smooth lyocell, our innerwear is designed to last long and feel good to wear.
Layer up with our Warm Cotton series innerwear to stay cozy in the colder fall and winter months. Or, discover the cooling touch of our quick-dry Moisture Wicking Cotton undershirts for warmer weather.
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$14.90$14.90 - $14.90Current price $14.90Men's Warm Long Tights
Long tights using cotton with moisture-absorbing and thermal properties. Made with organic cotton.Item Size Chart Size Waist Hip Rise Inseam ...
View full details$14.90$14.90 - $14.90Current price $14.90$14.90$14.90 - $14.90Current price $14.90Men's Warm Crew Neck Long Sleeve T-Shirt
An undershirt made with organic cotton. It absorbs moisture inside the clothes to generate heat.Item Size Chart Size Length Shoulder Width Chest C...
View full details$14.90$14.90 - $14.90Current price $14.90Sold out$9.90$9.90 - $9.90Current price $9.90Men's Cotton Jersey Boxer Briefs
These Men's Cotton Jersey Boxer Briefs provide a comfortable fit and breathability with their organic cotton material and rubber waist. The soft, f...
View full details$9.90$9.90 - $9.90Current price $9.90Sold out$9.90$9.90 - $9.90Current price $9.90Men's Cotton Broadcloth Front Open Trunks
Comfortable trunks made with organic cotton. Uses an elastic waistband with reduced tightness for comfort. Item Size Chart Size Waist Hips Insea...
View full details$9.90$9.90 - $9.90Current price $9.90Sold out$8.90$8.90 - $8.90Current price $8.90Men's Stretch Jersey Front Open Brief
The Men's Stretch Jersey Front Open Brief is the perfect choice for comfortable everyday wear. The classic cotton fabric offers breathability and s...
View full details$8.90$8.90 - $8.90Current price $8.90Sold out$8.90$8.90 - $8.90Current price $8.90Men's Stretch Jersey Front Open Brief
This classic cotton brief features a front open fly and a non-restrictive waistband for maximum comfort. Item Size Chart Size Waist Hip XS 59.0c...
View full details$8.90$8.90 - $8.90Current price $8.90Sold out$9.90$9.90 - $9.90Current price $9.90Men's Side Seamless Jersey V Neck Short Sleeve T-Shirt
Cylindrically knitted to eliminate side seams. T-Shirt for all seasons. Item Size Chart Size Length Shoulder Width Chest Circumference Sleeve Leng...
View full details$9.90$9.90 - $9.90Current price $9.90Sold out$8.90$8.90 - $8.90Current price $8.90Men's Stretch Jersey Front Open Brief
A classic cotton brief with a front open fly. Featuring a non-restrictive waistband. Item Size Chart Size Waist Hip XS 57.0cm (22.4") 63.0cm...
View full details$8.90$8.90 - $8.90Current price $8.90Sold out$8.90$8.90 - $8.90Current price $8.90Men's Stretch Jersey Front Open Brief
A classic cotton brief with a front open fly. Featuring a non-restrictive waistband. Item Size Chart Size Waist Hip XS 57.0cm (22.4") 63.0cm...
View full details$8.90$8.90 - $8.90Current price $8.90Sold out$9.90$9.90 - $9.90Current price $9.90Men's Side Seamless Jersey Crew Neck Short Sleeve T-Shirt
Cylindrically knitted to eliminate side seams so it feels smooth and comfortable to wear. A great inner t-shirt for all seasons. Item Size Chart ...
View full details$9.90$9.90 - $9.90Current price $9.90Sold out$14.90$14.90 - $14.90Current price $14.90Men's Heat Generating Cotton Crew Neck Short Sleeve T-Shirt
Stay warm and cozy with the Men's Heat Generating Cotton Crew Neck Short Sleeve T-Shirt. Made with organic cotton, this shirt is both gentle on you...
View full details$14.90$14.90 - $14.90Current price $14.90Sold out$14.90$14.90 - $14.90Current price $14.90Men's Heat Generating Cotton V-Neck Short Sleeve T-Shirt
Stay warm and cozy with the Men's Heat Generating Cotton V-Neck Short Sleeve T-Shirt. Made with organic cotton, this shirt is both gentle on your s...
View full details$14.90$14.90 - $14.90Current price $14.90Sold out$14.90$14.90 - $14.90Current price $14.90Men's Heat Generating Cotton V-Neck Long Sleeve T-Shirt
Stay warm and cozy with the Men's Heat Generating Cotton V-Neck Long Sleeve T-Shirt. Made with organic cotton, this shirt is both gentle on your sk...
View full details$14.90$14.90 - $14.90Current price $14.90Sold outCurrent price $5.00$5.00 - $5.00Current price $5.00Men's Organic Cotton Jersey Front Open Trunks
Comfortable trunks made with organic cotton. Uses an elastic waistband with reduced tightness for comfort. Item Size Chart Size Waist H...
View full detailsCurrent price $5.00$5.00 - $5.00Current price $5.00Sold out
$24.90$24.90 - $24.90Current price $24.90Men's Warm Thick Cotton Crew Neck Long Sleeve T-Shirt
Stay warm and cozy with this long sleeve men's undershirt. Made with cotton, this shirt is both gentle on your skin and durable. It is designed to ...
View full details$24.90$24.90 - $24.90Current price $24.90$29.90$29.90 - $29.90Current price $29.90Men's Warm Cotton & Wool Long Tights
Stay warm and cozy with these long johns. Made with a smooth, soft blend of cotton and wool, these long johns are both gentle on your skin and dura...
View full details$29.90$29.90 - $29.90Current price $29.90Sold out
$8.90$8.90 - $8.90Current price $8.90Men's Lyocell Blend Front Open Boxer Briefs
A breathable boxer with a smooth texture made with lyocell fabric. Features a non-restrictive waistband for comfort. Item Size Chart Siz...
View full details$8.90$8.90 - $8.90Current price $8.90
$19.90$19.90 - $19.90Current price $19.90Warm Cotton Crewneck T-Shirt
A thermal undershirt that is made with 100% organic cotton that absorbs moisture, keeping you warm in any weather. It is sewn without seams on the ...
View full details$19.90$19.90 - $19.90Current price $19.90
$9.90$9.90 - $9.90Current price $9.90Cotton Jersey Boxer Briefs
These Men's Cotton Jersey Boxer Briefs provide a comfortable fit and breathability with their organic cotton material and rubber waist. The soft, f...
View full details$9.90$9.90 - $9.90Current price $9.90
$9.90$9.90 - $9.90Current price $9.90Broadcloth Front Open Trunks
Comfortable trunks made with organic cotton. Uses an elastic waistband with reduced tightness for comfort. Item Size Chart Size Waist...
View full details$9.90$9.90 - $9.90Current price $9.90
$9.90$9.90 - $9.90Current price $9.90Lyocell Blend Front Open Boxer Briefs
A breathable boxer brief with a smooth texture made with lyocell fabric. Features a non-restrictive waistband for comfort. Item Size Chart ...
View full details$9.90$9.90 - $9.90Current price $9.90
$9.90$9.90 - $9.90Current price $9.90Lyocell Blend Low Rise Boxer Briefs
This boxer brief is constructed with lyocell fabric for comfortable breathability. It is designed with a low rise profile for increased mobility, w...
View full details$9.90$9.90 - $9.90Current price $9.90
$9.90$9.90 - $9.90Current price $9.90Lyocell Blend Front Open Trunks
Front open trunks made with a soft blend of cotton and eucalyptus lyocell, ensuring it's soft and breathable. Designed with an elastic waistband th...
View full details$9.90$9.90 - $9.90Current price $9.90
$19.90$19.90 - $19.90Current price $19.90Warm Cotton V-Neck T-Shirt
A thermal undershirt that is made with 100% organic cotton that absorbs moisture, keeping you warm in any weather. It is sewn without seams on the ...
View full details$19.90$19.90 - $19.90Current price $19.90
$19.90$19.90 - $19.90Current price $19.90Warm Cotton Long Tights
Stay warm and cozy with these long johns. Made with a smooth, soft blend of cotton and wool, these thermal long johns are both gentle on your skin ...
View full details$19.90$19.90 - $19.90Current price $19.90
$8.90$8.90 - $8.90Current price $8.90Men's Lyocell Blend Front Open Boxer Briefs
A breathable boxer with a smooth texture made with lyocell fabric. Features a non-restrictive waistband for comfort. Item Size Chart Siz...
View full details$8.90$8.90 - $8.90Current price $8.90
$9.90$9.90 - $9.90Current price $9.90Men's Cotton Broadcloth Front Open Trunks
Comfortable trunks made with organic cotton. Uses an elastic waistband with reduced tightness for comfort. Item Size Chart Size Waist...
View full details$9.90$9.90 - $9.90Current price $9.90
$9.90$9.90 - $9.90Current price $9.90Men's Cotton Jersey Boxer Briefs
These Men's Cotton Jersey Boxer Briefs provide a comfortable fit and breathability with their organic cotton material and rubber waist. The soft, f...
View full details$9.90$9.90 - $9.90Current price $9.90
$14.90$14.90 - $14.90Current price $14.90Men's Moisture-Wicking Cotton Crewneck T-Shirt
An undershirt made from a smooth, breathable organic cotton material that feels cool on the skin, making it comfortable to wear even in warm weathe...
View full details$14.90$14.90 - $14.90Current price $14.90$14.90$14.90 - $14.90Current price $14.90Men's Moisture-Wicking Cotton Tank Top
An undershirt made from a smooth, breathable organic cotton material that feels cool on the skin, making it comfortable to wear even in warm weathe...
View full details$14.90$14.90 - $14.90Current price $14.90Sold out
$24.90$24.90 - $24.90Current price $24.90Men's Warm Thick Cotton High Neck Long Sleeve T-Shirt
This Men's Warm Thick Cotton High Neck Long Sleeve T-Shirt is made of organic cotton that absorbs moisture, keeping you warm in any weather. Soft a...
View full details$24.90$24.90 - $24.90Current price $24.90
$8.90$8.90 - $8.90Current price $8.90Men's Lyocell Blend Low Rise Boxer Briefs
This boxer brief is constructed with lyocell fabric for comfortable breathability. It is designed with a low rise profile for increased mobility, w...
View full details$8.90$8.90 - $8.90Current price $8.90
$8.90$8.90 - $8.90Current price $8.90Men's Smooth Front Open Boxer Briefs
A breathable boxer with a smooth texture made with lyocell fabric. Uses a rubber waistband for comfort. Item Size Chart Size Waist Hip Fr...
View full details$8.90$8.90 - $8.90Current price $8.90
$9.90$9.90 - $9.90Current price $9.90Men's Side Seamless Jersey Crewneck T-Shirt
This t-shirt is knitted in a cylindrical shape without side seams for a smooth and comfortable fit that can be worn under layers. It's the perfect ...
View full details$9.90$9.90 - $9.90Current price $9.90
$9.90$9.90 - $9.90Current price $9.90Stretch Jersey Boxer Briefs
A very soft and simple innerwear with a rubber waist and organic cotton material. Item Size Chart Size Waist Hip Hem (Leg) Width ...
View full details$9.90$9.90 - $9.90Current price $9.90
$9.90$9.90 - $9.90Current price $9.90Smooth Low Rise Boxer Brief
This boxer brief is constructed with lyocell fabric for comfortable breathability. It is designed with a low rise profile for increased mobility, w...
View full details$9.90$9.90 - $9.90Current price $9.90
Current price $6.99$6.99 - $6.99Current price $6.99Men's Smooth Front Open Boxer Brief
A breathable boxer with a smooth texture made with Lyocell fabric. Uses a rubber waistband for comfort. Item Size Chart Size Waist Hip He...
View full detailsCurrent price $6.99$6.99 - $6.99Current price $6.99
$9.90$9.90 - $9.90Current price $9.90Stretch Jersey Boxer Briefs
These Men's Stretch Jersey Boxer Briefs provide a comfortable fit and breathability with their cotton material and rubber waist. The soft, flexible...
View full details$9.90$9.90 - $9.90Current price $9.90
$9.90$9.90 - $9.90Current price $9.90Side Seamless Jersey V-Neck T-Shirt
This short sleeve undershirt is made from soft cotton and knitted cylindrically without side seams for a smooth and comfortable fit that can be wor...
View full details$9.90$9.90 - $9.90Current price $9.90
$9.90$9.90 - $9.90Current price $9.90Men's Stretch Jersey Boxer Briefs
A very soft and simple innerwear with a rubber waist and organic cotton material. Item Size Chart Size Waist Hip Hem (Leg) Width XS 23.2"...
View full details$9.90$9.90 - $9.90Current price $9.90
$9.90$9.90 - $9.90Current price $9.90Men's Smooth Low Rise Boxer Brief
A breathable boxer with a smooth texture made with lyocell fabric. Designed with a low rise and uses a rubber waistband for comfort. Item Size Cha...
View full details$9.90$9.90 - $9.90Current price $9.90
Current price $6.99$6.99 - $6.99Current price $6.99Men's Side Seamless Ribbed V Neck T-Shirt
Cylindrically knitted to eliminate side seams. T-Shirt for all seasons. Item Size Chart Size Length Shoulder Width Chest Circumference...
View full detailsCurrent price $6.99$6.99 - $6.99Current price $6.99
Current price $6.99$6.99 - $6.99Current price $6.99Men's Side Seamless Jersey V Neck T-Shirt
Cylindrically knitted to eliminate side seams. T-Shirt for all seasons. Item Size Chart Size Length Shoulder Width Chest Circumferenc...
View full detailsCurrent price $6.99$6.99 - $6.99Current price $6.99
$9.90$9.90 - $9.90Current price $9.90Men's Smooth Front Open Boxer Brief
A breathable boxer with a smooth texture made with lyocell fabric. Uses a rubber waistband for comfort. Item Size Chart Size Waist Hip H...
View full details$9.90$9.90 - $9.90Current price $9.90
$12.90$12.90 - $12.90Current price $12.903D Contoured Cotton Boxer Briefs
These boxer briefs are soft, stretchy, and moderately thick. Designed with minimal seams for comfort, and molded to fit the contours of your body...
View full details$12.90$12.90 - $12.90Current price $12.90
$9.90$9.90 - $9.90Current price $9.90Lyocell Blend Front Open Trunks
Front open trunks made with a soft blend of cotton and eucalyptus lyocell, ensuring it's soft and breathable. Designed with an elastic waistband th...
View full details$9.90$9.90 - $9.90Current price $9.90
$9.90$9.90 - $9.90Current price $9.90Lyocell Blend Low Rise Boxer Briefs
This boxer brief is constructed with lyocell fabric for comfortable breathability. It is designed with a low rise profile for increased mobility, w...
View full details$9.90$9.90 - $9.90Current price $9.90
Current price $6.99$6.99 - $6.99Current price $6.99Men's Smooth Low Rise Boxer Brief
Breathable boxers with a smooth texture made with Lyocell fabric. Uses a rubber waistband for comfort. Item Size Chart Size Waist Hip Hem (L...
View full detailsCurrent price $6.99$6.99 - $6.99Current price $6.99
