Men's Underwear

Men's Underwear

Filter by
63 of 128 Items
    • 63 of 128 Items

    TWD 768 TWD 3,280

    Limited-Time Price Drop
    Icon Cotton Stretch Trunks 2 Pack
    Icon Cotton Stretch Trunks 2 Pack
    Choose your size
    Choose your size
    Price reduced from TWD 1880 to TWD 1316 30% off

    Buy 3 get -10%; 5 get -15%; 6 get -20%

    + 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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

    + More colors available
    Limited-Time Price Drop
    Icon Cotton Stretch Trunks 2 Pack
    Icon Cotton Stretch Trunks 2 Pack
    Choose your size
    Choose your size
    Price reduced from TWD 1880 to TWD 1504 20% off

    Buy 3 get -10%; 5 get -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

    + More colors available
    Jung Kook for Calvin Klein Heritage Cotton Monologo Trunk
    Jung Kook for Calvin Klein Heritage Cotton Monologo Trunk
    Choose your size
    Choose your size
    TWD 1680

    Spend $6,000 Get an Exclusive Tote

    Sale
    Brushed Microfiber Stretch Low Rise Trunk
    Brushed Microfiber Stretch Low Rise Trunk
    Choose your size
    Choose your size
    Price reduced from TWD 1580 to TWD 1264 20% off

    Buy 3 get -10%; 5 get -15%; 6 get -20%

    + More colors available
    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 -15%; 6 get -20%

    + More colors available
    Sale
    Brushed Microfiber Stretch Low Rise Trunk
    Brushed Microfiber Stretch Low Rise Trunk
    Choose your size
    Choose your size
    Price reduced from TWD 1580 to TWD 1264 20% off

    Buy 3 get -10%; 5 get -15%; 6 get -20%

    + More colors available
    Limited-Time Price Drop
    Ultra Soft Modal Trunk 3 Pack
    Ultra Soft Modal Trunk 3 Pack
    Choose your size
    Choose your size
    Price reduced from TWD 3180 to TWD 2544 20% off

    Buy 3 get -10%; 5 get -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

    + 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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

    + 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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 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 -15%; 6 get -20%

    + More colors available
    Sale
    Trunks - Icon Active Mesh
    Trunks - Icon Active Mesh
    Choose your size
    Choose your size
    Price reduced from TWD 1780 to TWD 1424 20% off

    Buy 3 get -10%; 5 get -15%; 6 get -20%

    + 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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

    + More colors available
    Ft. Raphinha
    Low Rise Trunks - Intense Power Motion
    Low Rise Trunks - Intense Power Motion
    Choose your size
    Choose your size
    TWD 1780

    Buy 3 get -10%; 5 get -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

    + More colors available
    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 -15%; 6 get -20%

    + 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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

    + 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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 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 -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 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 -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 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 -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

    + More colors available
    Graphic Monogram Cotton Stretch Trunks
    Graphic Monogram Cotton Stretch Trunks
    Choose your size
    Choose your size
    TWD 2880

    Buy 3 get -10%; 5 get -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

    + 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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

    Ft. Jung Kook
    Icon Cotton Stretch Trunks 3 Pack
    Icon Cotton Stretch Trunks 3 Pack
    Choose your size
    Choose your size
    TWD 2380

    Buy 3 get -10%; 5 get -15%; 6 get -20%

    + More colors available
    Low Rise Mesh Trunks - Pride
    Low Rise Mesh Trunks - Pride
    Choose your size
    Choose your size
    TWD 1780

    Buy 3 get -10%; 5 get -15%; 6 get -20%

    Graphic Monogram Cotton Stretch Trunks
    Graphic Monogram Cotton Stretch Trunks
    Choose your size
    Choose your size
    TWD 2880

    Buy 3 get -10%; 5 get -15%; 6 get -20%

    + More colors available
    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 -15%; 6 get -20%

    + More colors available
    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 -15%; 6 get -20%

    + More colors available
    Sale
    Trunks - Icon Active Mesh
    Trunks - Icon Active Mesh
    Choose your size
    Choose your size
    Price reduced from TWD 1780 to TWD 1424 20% off

    Buy 3 get -10%; 5 get -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

    + More colors available
    Sale
    Trunks - Icon Active Mesh
    Trunks - Icon Active Mesh
    Choose your size
    Choose your size
    Price reduced from TWD 1780 to TWD 1424 20% off

    Buy 3 get -10%; 5 get -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

    + 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

    Buy 3 get -10%; 5 get -15%; 6 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 -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

    + 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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

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

    Buy 3 get -10%; 5 get -15%; 6 get -20%

    + More colors available
    You’ve viewed 63 of 128 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.