A supportive racerback bra is shaped from soft jersey made of merino-wrapped nylon fibers for odor-resistance, temperature regulation and durability. V-neck Racerback Elastic bustband 83% merino wool, 12% nylon, 5% Lycra® spandex Machine wash, line dry Imported OEKO-TEX®–certified materials free of harmful substances Certified to the Responsible Wool Standard (RWS) to meet rigorous animal-welfare and land-management requirements Women's Clothing This product meets Nordstrom Sustainable Manufacturing criteria: product or packaging is made in factories implementing BSR HERproject or another publicly stated worker empowerment program