Nylon/Lycra® spandex/elastane. Hand wash. Imported. Calvin Klein's Seductive Comfort Sexy Contour Bra is a sleek microfiber construction with elegant lace. The molded contour cups are lined with memory foam that reacts with your body heat to mold into your exact shape--ideal for uneven breast. With underwire support and stretch lace wings. Straps adjust in back with same color metal hardware. Tagless. The comfort straps are wider at the top to reduce shoulder fatigue and only elastic in the back to minimize breast bounce.