Modern Cotton Bikini Briefs by Calvin Klein Underwear. Crafted from a soft cotton modal material for a super soft touch and comfortable feel all-day long. Features a regular waist with tonal stitching throughout and signature Calvin Klein Underwear branding on the elasticated waistband. Premium briefs with elasticated waistband, flat lock seams, lightweight, breathable, and signature logo. Made from 53% cotton, 35% modal, 12% elastane. Machine washable at 30 degrees.