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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$9.90

$9.90 - $9.90

Current price $9.90

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Women's Stretch Bikini Panty

The Stretch Bikini Panty is made with organic cotton for a comfortable, long-lasting and skin-friendly fit. Its circular knitting creates a seamles...
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$9.90

$9.90 - $9.90

Current price $9.90

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$9.90

$9.90 - $9.90

Current price $9.90

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Women's Stretch Boy Shorts

Made with organic cotton for a comfortable, long-lasting and skin-friendly fit. Its circular knitting creates a seamless finish that helps avoid an...
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$9.90

$9.90 - $9.90

Current price $9.90

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$11.90

$11.90 - $11.90

Current price $11.90

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Men'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...
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$11.90

$11.90 - $11.90

Current price $11.90

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$11.90

$11.90 - $11.90

Current price $11.90

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Men's Cotton Broadcloth Front Open Trunks

Comfortable trunks made with organic cotton. Uses an elastic waistband with reduced tightness for comfort. Item Size Chart *Item sizing infor...
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$11.90

$11.90 - $11.90

Current price $11.90

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$39.90

$39.90 - $39.90

Current price $39.90

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Women's Wireless Molded Bra

This wireless molded bra features a triangular cup that has been secured using a gluing technique, reducing the number of seams and resulting in a ...
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$39.90

$39.90 - $39.90

Current price $39.90

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$24.90

$24.90 - $24.90

Current price $24.90

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Men's Warm Cotton V-Neck Long Sleeve T-Shirt

An undershirt that is made with 100% organic cotton that absorbs moisture, keeping you warm in any weather. It is sewn without seams on the side so...
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$24.90

$24.90 - $24.90

Current price $24.90

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$24.90

$24.90 - $24.90

Current price $24.90

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Men's Warm Cotton Crew Neck Long Sleeve T-Shirt

An undershirt that is made with 100% organic cotton that absorbs moisture, keeping you warm in any weather. It is sewn without seams on the side so...
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$24.90

$24.90 - $24.90

Current price $24.90

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$24.90

$24.90 - $24.90

Current price $24.90

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Men's Warm Cotton Long Tights

Made with soft organic cotton that absorbs moisture, these leggings are designed to be non-irritating, making them the ideal choice to keep you war...
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$24.90

$24.90 - $24.90

Current price $24.90

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$24.90

$24.90 - $24.90

Current price $24.90

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Women's Warm Cotton Crew Neck Long Sleeve T-Shirt

This undershirt is made of organic cotton that absorbs moisture, keeping you warm in any weather. Soft and breathable, it's perfect for outdoor act...
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$24.90

$24.90 - $24.90

Current price $24.90

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$24.90

$24.90 - $24.90

Current price $24.90

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Women's Warm Cotton U-Neck Long Sleeve T-Shirt

This undershirt is made of organic cotton that absorbs moisture, keeping you warm in any weather. It is sewn without seams on the side so it's comf...
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$24.90

$24.90 - $24.90

Current price $24.90

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$24.90

$24.90 - $24.90

Current price $24.90

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Women's Warm Cotton Leggings

These leggings are made with organic cotton that absorbs moisture, keeping you warm in any weather. It is sewn without seams on the side so it's co...
View full details

$24.90

$24.90 - $24.90

Current price $24.90

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$9.90

$9.90 - $9.90

Current price $9.90

| /

Women's Stretch Boy Shorts

Made with organic cotton for a comfortable, long-lasting and skin-friendly fit. Its circular knitting creates a seamless finish that helps avoid an...
View full details

$9.90

$9.90 - $9.90

Current price $9.90

| /
$11.90

$11.90 - $11.90

Current price $11.90

| /

Men'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

$11.90

$11.90 - $11.90

Current price $11.90

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$11.90

$11.90 - $11.90

Current price $11.90

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Men'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

$11.90

$11.90 - $11.90

Current price $11.90

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$9.90

$9.90 - $9.90

Current price $9.90

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Women's Stretch Bikini Panty

The Stretch Bikini Panty is made with organic cotton for a comfortable, long-lasting and skin-friendly fit. Its circular knitting creates a seamles...
View full details

$9.90

$9.90 - $9.90

Current price $9.90

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$19.90

$19.90 - $19.90

Current price $19.90

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Men's Moisture-Wicking Cotton Crew Neck Short Sleeve 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...
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$19.90

$19.90 - $19.90

Current price $19.90

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$19.90

$19.90 - $19.90

Current price $19.90

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Women's Moisture-Wicking Cotton Lightweight Tank Top

A lightweight tank top made from a smooth, breathable organic cotton material that feels cool on the skin, making it comfortable to wear even in wa...
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$19.90

$19.90 - $19.90

Current price $19.90

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$19.90

$19.90 - $19.90

Current price $19.90

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Women's Moisture-Wicking Cotton Lightweight Camisole

A lightweight camisole made from a smooth, breathable organic cotton material that feels cool on the skin, making it comfortable to wear even in wa...
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$19.90

$19.90 - $19.90

Current price $19.90

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$9.90

$9.90 - $9.90

Current price $9.90

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Stretch Bikini Panty

The Stretch Bikini Panty is made with organic cotton for a comfortable, long-lasting and skin-friendly fit. Its circular knitting creates a seamles...
View full details

$9.90

$9.90 - $9.90

Current price $9.90

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$9.90

$9.90 - $9.90

Current price $9.90

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Stretch Boyshorts

Made with organic cotton for a comfortable, long-lasting and skin-friendly fit. Its circular knitting creates a seamless finish that helps avoid an...
View full details

$9.90

$9.90 - $9.90

Current price $9.90

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$24.90

$24.90 - $24.90

Current price $24.90

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Warm 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

$24.90

$24.90 - $24.90

Current price $24.90

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$24.90

$24.90 - $24.90

Current price $24.90

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Warm 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 ...
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$24.90

$24.90 - $24.90

Current price $24.90

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$24.90

$24.90 - $24.90

Current price $24.90

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Warm Cotton Crew 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

$24.90

$24.90 - $24.90

Current price $24.90

| /
$24.90

$24.90 - $24.90

Current price $24.90

| /

Warm Cotton Crew 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

$24.90

$24.90 - $24.90

Current price $24.90

| /
$24.90

$24.90 - $24.90

Current price $24.90

| /

Warm Cotton U-Neck T-Shirt

This thermal undershirt is made of organic cotton that absorbs moisture, keeping you warm in any weather. It is sewn without seams on the side so i...
View full details

$24.90

$24.90 - $24.90

Current price $24.90

| /
$24.90

$24.90 - $24.90

Current price $24.90

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Warm Cotton Leggings

These thermal leggings are made with organic cotton that absorbs moisture, keeping you warm in any weather. It is sewn without seams on the side so...
View full details

$24.90

$24.90 - $24.90

Current price $24.90

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$11.90

$11.90 - $11.90

Current price $11.90

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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

$11.90

$11.90 - $11.90

Current price $11.90

| /
$11.90

$11.90 - $11.90

Current price $11.90

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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

$11.90

$11.90 - $11.90

Current price $11.90

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$59.90

$59.90 - $59.90

Current price $59.90

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Cotton Blend Bra Tank Top

This tank top is designed with removable bra cups for easy washing. It is made from organic cotton-covered threads in a cable knit pattern, offerin...
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$59.90

$59.90 - $59.90

Current price $59.90

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$49.90

$49.90 - $49.90

Current price $49.90

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Cotton Blend Slip Shorts

These shorts are great for layering underneath skirts, dresses, and tunics for coverage and protection against thigh chafing. They stretch and cont...
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$49.90

$49.90 - $49.90

Current price $49.90

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