JONATHAN SIMKHAI STANDARD Reyna Racer Back Wide Leg Jumpsuit in Baby Blue. - size L (also in M, S, XS) JONATHAN SIMKHAI STANDARD Reyna Racer Back Wide Leg Jumpsuit in Baby Blue. - size L (also in M, S, XS) 95% poly 5% spandex. Made in China. Hand wash. Pull-on stylingBack keyhole with loop button closure. Attached waist tie accent. Ribbed jersey fabric. JDAR-WC6. 422-5005-ST. Jonathan Simkhai launched his eco-responsible essentials collection as an extension of his new lifestyle and design philosophy after relocating to Los Angeles from New York. Jonathan Simkhai Standard encompasses the designer's roots in fine materials coupled with everyday functionality and a commitment to conscious progress. The continuous line of denim and ready-to-wear offers versatile, effortless and minimalist staple items meant to add practicality and timeless pieces to any woman's wardrobe.