437 The V Legging in Chocolate 82% recycled polyester, 18% spandex. Machine wash. Pull-on styling. Twist detail waistband. Jersey fabric. 437F-WP2. ACBO1060. 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: brown