437 Micro Bra in Light Gray 82% recycled polyester 18% spandex. Machine wash. Removable padded cups. Pull-on styling. Front logo detail. Soft jersey fabric. Item not sold as a set. 437F-WI10. MICRO. About the designer: 437 is a Toronto-based activewear brand founded by Hyla Nayeri and Adrien Bettio and run by an all-women team. Color: white