Calvin Klein Men's Blue Calvinklein 3 Pack Boxer Briefs in Size XL, Sports Direct. Calvin Klein Underwear 3 Pack Boxer Briefs Build a solid foundation for your everyday essentials edit with these 3 Pack Boxer Briefs by Calvin Klein Underwear. Crafted from cotton blend fabric and are set on an elasticated waistband extending undeniable comfort. Emblazoned with the signature brand labelling to the waist, the classic pack of three are a must-have in your daily wardrobe. • Boxer Briefs • Elasticated Waistband • Classic Fit • Soft Construction • Printed Logo on Waist • Calvin Klein Underwear Branding • 95% Cotton, 5% Elastane • Machine Washable at 30 Degrees • Keep Away From FireLooking for alternatives to stores like JD Sports, eBay, SHEIN, ASOS, Next, Best Choice UK, Very, Decathlon UK, Argos, schuh, Temu, BuyBetter, or Nike Official? Discover our unique selection.