Briefs by Calvin Klein, Cotton stretch fabric, Elasticated waistband, Printed design, Wide-cut back, Machine wash, 53% Cotton, 35% Modal, 12% Elastane, Our model wears a UK S. ABOUT CALVIN KLEIN The epitome of minimalist chic, Calvin Klein transfers his love of clean lines seamlessly across the label's accessory and lingerie collection. Chicly functional purses and bags sit alongside seamless cotton bras, sporty swimwear and luxe loungewear. Look to the fresh Calvin Klein aesthetic and signature CK monogramed prints.