Glyder Women's Sweat It Out Tank Forma101 - 88% Nylon, 12% Spandex Imported Flat seam garment construction eliminates chafing Built-in Bra with mesh lining and slits for cups (cups not included) Wide smooth elastic straps offer optimum support and comfort Moisture wicking Machine wash COLD, with like colors and fabrics; DO NOT USE FABRIC SOFTENERS