The Calvin Klein 2 pack Women's Balance Wirefree Bralette in size M is a set of two solid-colored bralettes made from 100% cotton blended fabric. These bralettes feature bra strap straps, a firm support level, and are designed for crossfit and other performance activities. The multicolor design and sports bra style make them a stylish and practical choice for active women looking for comfortable, supportive undergarments.