Michael Costello x REVOLVE Safia Peek A Boo Crop in Beige. – size XL (also in XXS) Michael Costello x REVOLVE Safia Peek A Boo Crop in Beige. – size XL (also in XXS) 55% acrylic 32% nylon 10% wool 5% spandex. Reversible styling with surplice detail. Foldover neckline. Knit fabric. Imported. MELR-WK5. MCK9 F20. A specialist in statement gowns, Michael Costello has dressed the likes of Beyonce, Cardi B, Kim Kardashian, and Lady Gaga. He became a household name in 2010 after appearing on Project Runway, and has since established himself as a designer of sexy show-stoppers. Think draped, jewel-toned fabrics alongside curve-flattering silhouettes with high slits and open backs. Guided by the principle that everyone should feel confident when they dress, Michael Costello is meant to be worn by women of all shapes and sizes. It is the ideal label for those nights that call for something striking and unapologetic to strut, spin, and sashay in.