Michael Costello x REVOLVE Sunny Mini Dress in Red. Size L, M, S, XL, XXS. Make a statement on your next date night with the Michael Costello x REVOLVE Red Sunny Mini Dress. This flirty dress features a chic one-shoulder design, a front cut-out, and a playful ruffle hem.. Self: 100% polyester Lining: 95% polyester 5% elastane. Made in China. Machine wash. Unlined. Hidden side zipper closure One shoulder styling. Front cut-out Midweight georgette fabric with ruffle hem. MELR-WD943. MCD977 F22. 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.