Michelle Mason x REVOLVE Bias Lace Shrug Gown in Ivory. - size 4 (also in ) Michelle Mason x REVOLVE Bias Lace Shrug Gown in Ivory. - size 4 (also in ) Self & Lining: 100% silkContrast: 79% rayon 21% nylon. Fully lined. Detachable lace shrug with button closure. Adjustable shoulder straps. MASO-WD373. M 9063. Launched in 2002 as a diffusion from designer Michelle Mason's eponymous label, Mason is a youthful collection of playful garments inspired by modern shapes and classic attire. Her line offers sweetly draped and embellished blouses, tanks and tops in colors that range from muted greys to vibrant pinks. The Los Angeles-based designer has become a well known name among stylish red carpet regulars like Angelina Jolie, Cameron Diaz and Natalie Portman and fashion bibles like Elle and Vogue have listed several of the Mason's designs as wardrobe essentials.