Men's Underwear

Men's Underwear

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64 of 132 Items
    • 64 of 132 Items

    TWD 790 TWD 3,280

    3 Pack Trunks - Micro Stretch
    3 Pack Trunks - Micro Stretch
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    TWD 3180

    + More colors available
    Icon Microfiber Stretch Metallic Low Rise Trunk
    Icon Microfiber Stretch Metallic Low Rise Trunk
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    TWD 1580

    + More colors available
    Trunks - CK Black Cotton
    Trunks - CK Black Cotton
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    TWD 1780

    + More colors available
    Trunks - Heritage Classic Cotton
    Trunks - Heritage Classic Cotton
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    TWD 1780

    + More colors available
    Icon Cotton Stretch Trunks 3 Pack
    Icon Cotton Stretch Trunks 3 Pack
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    TWD 2380

    + More colors available
    Icon Microfiber Stretch Metallic Low Rise Trunk
    Icon Microfiber Stretch Metallic Low Rise Trunk
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    TWD 1580

    + More colors available
    CK Black Sheer Rib Trunk
    CK Black Sheer Rib Trunk
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    TWD 1980

    + More colors available
    Ultra Soft Modal Trunk 3 Pack
    Ultra Soft Modal Trunk 3 Pack
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    TWD 3180

    + More colors available
    CK Black Microfiber Stretch Low Rise Trunk
    CK Black Microfiber Stretch Low Rise Trunk
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    Choose your size
    TWD 1980

    + More colors available
    Ultra Soft Modal Trunk 3 Pack
    Ultra Soft Modal Trunk 3 Pack
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    TWD 3180

    + More colors available
    Trunks - Heritage Classic Cotton
    Trunks - Heritage Classic Cotton
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    TWD 1780

    + More colors available
    Icon Microfiber Stretch Metallic Low Rise Trunk
    Icon Microfiber Stretch Metallic Low Rise Trunk
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    Choose your size
    TWD 1580

    + More colors available
    Low Rise Trunks - CK Sculpt
    Low Rise Trunks - CK Sculpt
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    TWD 1780

    + More colors available
    Trunks - CK Black Cotton
    Trunks - CK Black Cotton
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    TWD 1780

    + More colors available
    Icon Microfiber Stretch Low Rise Trunk
    Icon Microfiber Stretch Low Rise Trunk
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    Choose your size
    TWD 1680

    + More colors available
    Icon Microfiber Stretch Metallic Low Rise Trunk
    Icon Microfiber Stretch Metallic Low Rise Trunk
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    Choose your size
    TWD 1580

    + More colors available
    Trunks - Icon Active Mesh
    Trunks - Icon Active Mesh
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    TWD 1780

    + More colors available
    Icon Microfiber Stretch Metallic Low Rise Trunk
    Icon Microfiber Stretch Metallic Low Rise Trunk
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    Choose your size
    TWD 1580

    + More colors available
    CK Black Low Rise Trunks
    CK Black Low Rise Trunks
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    TWD 1980

    + More colors available
    Trunks - Icon Active Mesh
    Trunks - Icon Active Mesh
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    Choose your size
    TWD 1780

    + More colors available
    Icon Microfiber Stretch Low Rise Trunk
    Icon Microfiber Stretch Low Rise Trunk
    Choose your size
    Choose your size
    TWD 1680

    + More colors available
    Icon Microfiber Stretch Metallic Low Rise Trunk
    Icon Microfiber Stretch Metallic Low Rise Trunk
    Choose your size
    Choose your size
    TWD 1580

    + More colors available
    Graphic Monogram Cotton Stretch Trunks
    Graphic Monogram Cotton Stretch Trunks
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    TWD 2880

    + More colors available
    Trunks - Icon Active Mesh
    Trunks - Icon Active Mesh
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    TWD 1780

    + More colors available
    CK Black Microfiber Stretch Low Rise Trunk
    CK Black Microfiber Stretch Low Rise Trunk
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    Choose your size
    TWD 1980

    + More colors available
    Graphic Monogram Low Rise Trunk
    Graphic Monogram Low Rise Trunk
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    TWD 1580

    + More colors available
    Low Rise Trunks - Intense Power Motion
    Low Rise Trunks - Intense Power Motion
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    TWD 1780

    Icon Microfiber Stretch Metallic Low Rise Trunk
    Icon Microfiber Stretch Metallic Low Rise Trunk
    Choose your size
    Choose your size
    TWD 1580

    + More colors available
    3 Pack Trunks - Micro Stretch
    3 Pack Trunks - Micro Stretch
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    Choose your size
    TWD 3180

    + More colors available
    Icon Cotton Stretch Trunks 2 Pack
    Icon Cotton Stretch Trunks 2 Pack
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    TWD 1880

    + More colors available
    Icon Cotton Stretch Trunks 3 Pack
    Icon Cotton Stretch Trunks 3 Pack
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    TWD 2380

    + More colors available
    Invisibles Microfiber Mesh Trunk
    Invisibles Microfiber Mesh Trunk
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    TWD 1980

    + More colors available
    Graphic Monogram Cotton Stretch Trunks
    Graphic Monogram Cotton Stretch Trunks
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    TWD 2880

    + More colors available
    Low Rise Trunks - CK Black
    Low Rise Trunks - CK Black
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    Choose your size
    TWD 1980

    + More colors available
    Lunar New Year Cotton Trunk 2 Pack
    Lunar New Year Cotton Trunk 2 Pack
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    TWD 2080

    Buy 3 get -10%; 5 get -20%

    Low Rise Trunks - CK Black
    Low Rise Trunks - CK Black
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    Choose your size
    TWD 1980

    + More colors available
    CK Black Low Rise Trunks
    CK Black Low Rise Trunks
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    Choose your size
    TWD 1980

    + More colors available
    CK Black Sheer Rib Trunk
    CK Black Sheer Rib Trunk
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    Choose your size
    TWD 1980

    + More colors available
    Trunks - CK Black Cotton
    Trunks - CK Black Cotton
    Choose your size
    Choose your size
    TWD 1780

    + More colors available
    Graphic Monogram Low Rise Trunk
    Graphic Monogram Low Rise Trunk
    Choose your size
    Choose your size
    TWD 1580

    + More colors available
    Low Rise Trunks - CK Sculpt
    Low Rise Trunks - CK Sculpt
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    Choose your size
    TWD 1780

    + More colors available
    Trunks - Heritage Classic Cotton
    Trunks - Heritage Classic Cotton
    Choose your size
    Choose your size
    TWD 1780

    + More colors available
    Icon Microfiber Stretch Metallic Low Rise Trunk
    Icon Microfiber Stretch Metallic Low Rise Trunk
    Choose your size
    Choose your size
    TWD 1580

    + More colors available
    Graphic Monogram Low Rise Trunk
    Graphic Monogram Low Rise Trunk
    Choose your size
    Choose your size
    TWD 1580

    + More colors available
    Graphic Monogram Low Rise Trunk
    Graphic Monogram Low Rise Trunk
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    Choose your size
    TWD 1580

    + More colors available
    Invisibles Microfiber Mesh Trunk
    Invisibles Microfiber Mesh Trunk
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    Choose your size
    TWD 1980

    + More colors available
    Icon Cotton Stretch Trunks 2 Pack
    Icon Cotton Stretch Trunks 2 Pack
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    Choose your size
    TWD 1880

    + More colors available
    CK Black Low Rise Trunk 3 Pack
    CK Black Low Rise Trunk 3 Pack
    Choose your size
    Choose your size
    TWD 3280

    Graphic Monogram Low Rise Trunk
    Graphic Monogram Low Rise Trunk
    Choose your size
    Choose your size
    TWD 1580

    + More colors available
    Low Rise Trunks - CK Black
    Low Rise Trunks - CK Black
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    Choose your size
    TWD 1980

    + More colors available
    Graphic Monogram Low Rise Trunk
    Graphic Monogram Low Rise Trunk
    Choose your size
    Choose your size
    TWD 1580

    + More colors available
    Icon Microfiber Stretch Metallic Low Rise Trunk
    Icon Microfiber Stretch Metallic Low Rise Trunk
    Choose your size
    Choose your size
    TWD 1580

    + More colors available
    Ultra Soft Modal Trunks
    Ultra Soft Modal Trunks
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    Choose your size
    TWD 1580

    Buy 3 get -10%; 5 get -20%

    + More colors available
    Sale
    Sport Low Rise Trunks - Intense Power Micro
    Sport Low Rise Trunks - Intense Power Micro
    Choose your size
    Choose your size
    Price reduced from TWD 1580 to TWD 1106 30% off

    Buy 3 get -10%; 5 get -20%

    + More colors available
    Low Rise Trunks - Micro Stretch Logo
    Low Rise Trunks - Micro Stretch Logo
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    Choose your size
    TWD 1680

    Buy 3 get -10%; 5 get -20%

    + More colors available
    3 Pack Low Rise Trunks - Microfibre Stretch
    3 Pack Low Rise Trunks - Microfibre Stretch
    Choose your size
    Choose your size
    TWD 2880

    Buy 3 get -10%; 5 get -20%

    + More colors available
    Ft. Rowoon
    Icon Cotton Stretch Trunks 2 Pack
    Icon Cotton Stretch Trunks 2 Pack
    Choose your size
    Choose your size
    TWD 1880

    Buy 3 get -10%; 5 get -20%

    + More colors available
    Ultra Soft Modal Trunks
    Ultra Soft Modal Trunks
    Choose your size
    Choose your size
    TWD 1580

    Buy 3 get -10%; 5 get -20%

    + More colors available
    Ft. Rowoon
    3 Pack Trunks - Heritage Cotton Stretch
    3 Pack Trunks - Heritage Cotton Stretch
    Choose your size
    Choose your size
    TWD 2780

    Buy 3 get -10%; 5 get -20%

    Ft. Jung Kook
    Low Rise Trunks - Micro Stretch Logo
    Low Rise Trunks - Micro Stretch Logo
    Choose your size
    Choose your size
    TWD 1680

    Buy 3 get -10%; 5 get -20%

    + More colors available
    Sale
    Ultra Soft Modal Trunks
    Ultra Soft Modal Trunks
    Choose your size
    Choose your size
    Price reduced from TWD 1580 to TWD 1106 30% off

    Buy 3 get -10%; 5 get -20%

    + More colors available
    CK Pro Fit Micro Low Rise Trunks
    CK Pro Fit Micro Low Rise Trunks
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    Choose your size
    TWD 1580

    Buy 3 get -10%; 5 get -20%

    + More colors available
    Sale
    3 Pack Icon Cotton Air Low Rise Trunks
    3 Pack Icon Cotton Air Low Rise Trunks
    Choose your size
    Choose your size
    Price reduced from TWD 2680 to TWD 1876 30% off

    Buy 3 get -10%; 5 get -20%

    Brushed Microfiber Stretch Low Rise Trunk
    Brushed Microfiber Stretch Low Rise Trunk
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    Choose your size
    TWD 1580

    Buy 3 get -10%; 5 get -20%

    + More colors available
    You’ve viewed 64 of 132 items

    Calvin Klein Men's Underwear

    Experience the ultimate in comfort and confidence with Calvin Klein's iconic men's underwear collection. Shop now on our official CK website and slip into form-fitting trunks, breathable fabrics, and true second skin comfort. Our relaxed boxers and signature briefs move without friction, providing the perfect fit for any occasion. Show off the iconic CK logo waistband on your men’s trunks and let it peek out from underneath a pair of jeans for added style. Wear our men's underwear with pyjama bottoms for off-duty lounging or enjoy a smooth fit under trousers when dressing up for work. Stock up on CK underwear with our men's multipacks. Calvin Klein: the essential choice for sexy and comfortable men's underwear. Shop now and experience the comfort and style that only Calvin Klein can provide.