JONATHAN SIMKHAI STANDARD Sara Dress in Black. - size M (also in L, S, XS) JONATHAN SIMKHAI STANDARD Sara Dress in Black. - size M (also in L, S, XS) 100% organic cotton. Made in USA. Machine wash. Unlined. Pull-on styling. Attached waist tie. Breast slip pocket. JDAR-WD20. 221-1104-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.