Men underwear

A great men’s underwear is the one you forget you’re wearing… but notice when you see it. At Undiz, there’s something for every taste: tailored cuts, comfortable fabrics, detailed ... A great men’s underwear is the one you forget you’re wearing… but notice when you see it. At Undiz, there’s something for every taste: tailored cuts, comfortable fabrics, detailed waistbands, and color patterns, from XS to 2XL.

121 Products
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  • ฿ 620.00
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    Microfibre boxer shorts;
    Microfibre boxer shorts;
    Microfibre boxer shorts;
    Microfibre boxer shorts;
    Microfibre boxer shorts;
    Microfibre boxer shorts;
    add to cart
    XS
    S
    M
    L
    XL
    2XL
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  • BOXERUNIZ cotton boxers
    ฿ 477.00
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    cotton boxers;
    cotton boxers;
    cotton boxers;
    cotton boxers;
    cotton boxers;
    cotton boxers;
    add to cart
    XS
    S
    M
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    XL
    2XL
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  • ฿ 477.00
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    Blue horizontal striped boxer shorts;
    Blue horizontal striped boxer shorts;
    Blue horizontal striped boxer shorts;
    Blue horizontal striped boxer shorts;
    Blue horizontal striped boxer shorts;
    Blue horizontal striped boxer shorts;
    add to cart
    XS
    S
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    2XL
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  • ฿ 620.00
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    plain microfibre boxers;
    plain microfibre boxers;
    plain microfibre boxers;
    plain microfibre boxers;
    plain microfibre boxers;
    plain microfibre boxers;
    add to cart
    XS
    S
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    L
    XL
    2XL
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  • BOXERUNIZ cotton boxers
    ฿ 477.00
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    cotton boxers;
    cotton boxers;
    cotton boxers;
    cotton boxers;
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    XS
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    2XL
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  • ฿ 477.00
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    Cotton striped boxer shorts;
    Cotton striped boxer shorts;
    Cotton striped boxer shorts;
    Cotton striped boxer shorts;
    Cotton striped boxer shorts;
    add to cart
    S
    M
    L
    XL
    2XL
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  • ฿ 620.00
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    plain microfibre boxers;
    plain microfibre boxers;
    plain microfibre boxers;
    plain microfibre boxers;
    plain microfibre boxers;
    add to cart
    XS
    S
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    XL
    2XL
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  • ฿ 477.00
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    Checked boxer shorts;
    Checked boxer shorts;
    Checked boxer shorts;
    Checked boxer shorts;
    Checked boxer shorts;
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    XS
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    XL
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  • ฿ 620.00
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    Microfibre boxer shorts;
    Microfibre boxer shorts;
    Microfibre boxer shorts;
    Microfibre boxer shorts;
    Microfibre boxer shorts;
    add to cart
    XS
    S
    M
    L
    XL
    2XL
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  • BOXERUNIZ NEW Cotton boxer shorts
    ฿ 477.00
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    Cotton boxer shorts;
    Cotton boxer shorts;
    Cotton boxer shorts;
    Cotton boxer shorts;
    Cotton boxer shorts;
    add to cart
    S
    M
    L
    XL
    2XL
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  • BOXERUNIZ NEW Cotton boxer shorts
    ฿ 477.00
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    Cotton boxer shorts;
    Cotton boxer shorts;
    Cotton boxer shorts;
    Cotton boxer shorts;
    add to cart
    S
    M
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    XL
    2XL
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  • ฿ 477.00
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    Cotton briefs with heart pattern;
    Cotton briefs with heart pattern;
    Cotton briefs with heart pattern;
    Cotton briefs with heart pattern;
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    XS
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  • ฿ 477.00
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    Duck print cotton boxer shorts;
    Duck print cotton boxer shorts;
    Duck print cotton boxer shorts;
    Duck print cotton boxer shorts;
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  • ฿ 239.00
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    Cotton socks with stripes and smiley;
    Cotton socks with stripes and smiley;
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    38/39
    40/41
    42/43
    44/45
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  • ฿ 477.00
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    Cotton boxer shorts with stripes and hearts;
    Cotton boxer shorts with stripes and hearts;
    Cotton boxer shorts with stripes and hearts;
    Cotton boxer shorts with stripes and hearts;
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  • ฿ 477.00
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    Cotton long boxer shorts;
    Cotton long boxer shorts;
    Cotton long boxer shorts;
    Cotton long boxer shorts;
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  • ฿ 477.00
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    Cotton briefs with mouth pattern;
    Cotton briefs with mouth pattern;
    Cotton briefs with mouth pattern;
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  • ฿ 477.00
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    Patterned cotton boxers;
    Patterned cotton boxers;
    Patterned cotton boxers;
    Patterned cotton boxers;
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  • ฿ 239.00
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    Message cotton socks;
    Message cotton socks;
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    40/41
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    44/45
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  • ฿ 477.00
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    Cotton striped boxer shorts;
    Cotton striped boxer shorts;
    Cotton striped boxer shorts;
    Cotton striped boxer shorts;
    add to cart
    XS
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  • ฿ 477.00
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    Cotton boxer shorts with foodie patterns;
    Cotton boxer shorts with foodie patterns;
    Cotton boxer shorts with foodie patterns;
    Cotton boxer shorts with foodie patterns;
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  • ฿ 477.00
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    Cotton checked boxers;
    Cotton checked boxers;
    Cotton checked boxers;
    Cotton checked boxers;
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  • ฿ 477.00
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    Cotton boxer shorts;
    Cotton boxer shorts;
    Cotton boxer shorts;
    Cotton boxer shorts;
    add to cart
    XS
    S
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    XL
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  • ฿ 477.00
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    Cotton boxer shorts;
    Cotton boxer shorts;
    Cotton boxer shorts;
    Cotton boxer shorts;
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    XS
    S
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    XL
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  • ฿ 477.00
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    Cotton boxer shorts;
    Cotton boxer shorts;
    Cotton boxer shorts;
    Cotton boxer shorts;
    add to cart
    XS
    S
    M
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    XL
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  • ฿ 477.00
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    Cotton boxer shorts with heart pattern;
    Cotton boxer shorts with heart pattern;
    Cotton boxer shorts with heart pattern;
    Cotton boxer shorts with heart pattern;
    add to cart
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    XL
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  • Cotton socks with message The best person on this world;
    Cotton socks with message The best person on this world;
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    38/39
    40/41
    42/43
    44/45
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  • ฿ 620.00
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    Microfibre boxer shorts with floral pattern;
    Microfibre boxer shorts with floral pattern;
    Microfibre boxer shorts with floral pattern;
    Microfibre boxer shorts with floral pattern;
    add to cart
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  • ฿ 477.00
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    Cotton boxer shorts with clover pattern;
    Cotton boxer shorts with clover pattern;
    Cotton boxer shorts with clover pattern;
    Cotton boxer shorts with clover pattern;
    add to cart
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  • ฿ 477.00
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    Cotton boxer shorts with strawberry print;
    Cotton boxer shorts with strawberry print;
    Cotton boxer shorts with strawberry print;
    Cotton boxer shorts with strawberry print;
    add to cart
    S
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Men underwear

Which type of men’s underwear should you choose?

Which type of men’s underwear should you choose?

The boxer is the classic choice. It wraps comfortably, moves with you, and stays perfectly in place under jeans or slim trousers. It’s often the best everyday men’s underwear: balancing support and comfort without compromising style.

The briefs offer targeted support and a cut that frees the thighs. They are discreet under tight pants and are perfect for active days or workouts when support needs to be precise.

The trunks prioritize freedom. Their looser fit allows the skin to breathe, ideal for homewear or under wider trousers. Less structured than a boxer, they represent relaxed men’s underwear for when you want freedom of movement.

Which fabric is most comfortable for men’s underwear?

Cotton or cotton-stretch underwear emphasizes softness and breathability: a reliable everyday base, gentle on the skin season after season.

Microfiber models (polyamide, polyester with elastane) stand out for their lightness, quick-drying ability, and stretch. They are ideal in hot weather, for sports, or whenever you want nearly invisible men’s underwear.

Plain or patterned men’s underwear?

Plain men’s underwear (deep black, navy blue, elegant grey, or skin-tone shades) is easy to match and discreet under most trousers. Perfect for a clean, invisible line.

Patterns and prints let you show your style: colors, graphics, logos… perfect if you like original men’s underwear or sexy underwear, without sacrificing comfort. The idea: mix timeless basics with bolder pieces depending on the moment.

Which size should you choose?

To find the right size, measure your waist and consult the Undiz guide. Boxers and briefs are designed to be close-fitting to ensure support and stability, while trunks are worn looser.

If you’re between sizes, consider the fabric: very stretchy microfiber allows a snug fit, while more structured cotton gives a different feel. A tight waistband, fabric that rides up, or visible folds under your pants simply indicate it’s time to adjust the fit or size.

Why choose Undiz men’s underwear?

Undiz brings together boxers, briefs, and trunks in one collection, plain or patterned, allowing you to move from essential basics to bolder pieces effortlessly.

Undiz men’s underwear combines branded waistbands, precise cuts, and comfortable fabrics, with a carefully considered price: pieces that are high quality yet affordable.

Whether you’re looking for cheap but well-cut men’s underwear, a classic everyday style, or a bolder evening model, our collections help you build a cohesive, durable, and stylish underwear wardrobe.