Shop Calvin Klein Underwear, Boxers, Trunks, Briefs, T-Shirts & Socks

Browse our Calvin Klein collection of underwear, boxers, trunks, briefs, T-shirts, and socks. Enjoy superior comfort and style with premium fabrics designed for a perfect fit. Fast, free delivery on orders over £75, with same-day dispatch on all in-stock items.

Not sure which style to choose?
Read our guide: Calvin Klein Trunks vs Boxer Briefs vs Briefs

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Calvin Klein Ultra Soft Modal 3 Pack Trunks – Breathable Underwear
£44.99
Blue/Sunfruit Fun/Antarct
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Calvin Klein 3 Pack Briefs, Fly – Cotton Classics
£37.99
Black / White / Grey Heather
Black
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Calvin Klein 3 Pack Woven Boxers – Classic Cotton Comfort
£41.99
Black/Morgan Plaid/Montague Stripe
Tide/Morgan Plaid/Montague Stripe
Shoreline / Blue River Fog/ Ballad Blu
Quick buy
Calvin Klein 3 Pack Mens Briefs Cotton Stretch Moisture Wicking Underwear
£43.99
Black - UB1
Quick buy
Calvin Klein Icon Cotton Jersey Lounge Shorts – Slim Fit
£35.99
B10 Grey Heather
Black
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Calvin Klein Icon Active Mesh Quick Dry Breathable Boxer Briefs 3 Pack
£45.99
Sold out
Misty Grey/Carnival Blue/Punch Pink
Black
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Calvin Klein Icon Cotton Stretch Long Leg Boxer Briefs 3 Pack
£43.99
Sold out
Black/Silver Haze/White
Black
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Calvin Klein Icon Cotton Stretch Hip Briefs 3 Pack – Signature Colour Pack
£43.99
Misty Grey/Icon Cotton Emblem/Niagar
Black / Pulse Stripe Sea Spray / Niagar
Black/Heavenly Iris Logo/Black
Quick buy
Calvin Klein Icon Cotton Stretch Pyjama Top – Relaxed Fit
£22.39 £31.99
Shoreline
Ballad Blue
Classic White
Black
Blue
+ 2 more
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Calvin Klein 3 Pack Cotton Classics Crew Neck T-Shirts
£39.99
Shoreline/Punch Pink/Breezy Blue
Blue Bay/Minnow/Medieval Blue
Navy/White/Green
Heather Grey/White/Blue
White
Black/White/Grey Heather
Horizon Pink/Shoreline/White - 3T0
+ 4 more
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Calvin Klein Long Boxer Briefs 3 Pack - Icon Active Mesh, Quick Dry
£45.99
Black
Quick buy
Calvin Klein Graphic Monogram Cotton Stretch Trunks 3 Pack
£26.59 £37.99
Black
Black / Blue / Light Blue
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Calvin Klein Graphic Monogram Cotton Stretch Briefs 3 Pack
£37.99
Black / Blue / Light Blue
Black/Misty Grey/White
Quick buy
Calvin Klein Hip Briefs 5 Pack - Icon Cotton Stretch
£64.99
Black, Multi - 40Y
Quick buy
Calvin Klein 3 Pack Boxer Briefs - Ultra Soft Modal
£44.99
Oatmeal Heather/Gulf Blue/Liberty
Quick buy
Calvin Klein Hip Briefs 3 Pack - Ultra Soft Modal
£44.99
Oatmeal Heather/Gulf Blue /Liberty
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Calvin Klein Cotton Classics Trunks 5 Pack - Fly, Mid Rise Waist
£54.99 £64.99
Black - Multi, 3RZ
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Calvin Klein 5 Pack Boxer Briefs – Cotton Classics 100% Cotton Underwear
£64.99
Black Multi, 3RZ
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Calvin Klein 3 Pack Knit Boxers – Cotton Classics Pure Cotton Comfort
£37.99
Black Multi, 3RX
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Calvin Klein Intense Power Micro Boxer Briefs 3 Pack – Quick Dry Stretch
£42.99 £44.99
Ombre Blue/Chilly Blue/Punch Pink - 4w7
Black Multi, 4W8
Quick buy
Calvin Klein Cotton Lounge T-Shirt – Soft Jersey Crew Neck Sleepwear
£32.99
Black
Quick buy
Calvin Klein Lounge T-shirt - Ultra Soft Modal
£33.99
Liberty Blue
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Calvin Klein Ultra Soft Modal Henley Pyjama T-Shirt – Breathable Stretch Loungewear
£35.99
Liberty Blue
Quick buy
Calvin Klein Cotton Crest Logo Pyjama Set – 2 Piece Loungewear
£64.99
White Top / Slim Stripe Blue