STRETCH COTTON: Made in premium cotton with a hint of Elastane, CK’s XXX for women are lightweight, ultra-soft and breathable. LESS IS MORE: With minimal rear coverage, Calvin Klein’s thong panties for women flatter under any bottom. BREATHABLE COMFORT: This no-show underwear for women has a full, pure cotton gusset for complete comfort and natural breathability. FLEXIBLE WAISTBAND: The soft stretch waistband stays put without pulling and offers excellent shape retention. EASY CARE: Calvin Klein’s womens underwear is entirely machine washable, for easy, stress-free care. DESIGNED IN THE USA: Calvin Klein underwear is created by its NYC-based global design team using premium imported materials.