Calvin Klein 3-pack cotton stretch bikini underwear offers premium comfort, shape retention, and signature branding. Made from soft cotton blend with added stretch for all-day wearability and flexibility. Each pair features the iconic repeating 'Calvin Klein' logo waistband in tonal or contrasting trim—black, white, and heather gray options included. The classic bikini cut provides moderate coverage with a sleek, modern silhouette that lies flat under clothing. Ideal for daily wear, travel, or layering under fitted bottoms. Packaging highlights key benefits: cotton stretch for comfort and shape retention, plus the brand’s minimalist aesthetic. Perfect for those seeking timeless, reliable basics with elevated design. The medium size (M) fits standard waist measurements, ensuring consistent fit across the set. Designed for seamless integration into casual, smart-casual, or athleisure wardrobes—versatile, breathable, and durable for repeated washes without losing elasticity or color integrity.