Long Sleeve Midi Shirt Dress EXECUTIVE This 35 dress is the statement piece of the summer Midi Dresses for Women Simons This 35 dress is the statement piece of the summer. Polished yet effortless, the Siphon Midi Shirt Dress is your go to for refined, everyday dressing. Designed in a fluid satin twill with a soft sheen, this midi silhouette features a classic collar, short sleeves and a waist cinching tie belt to define the shape. Finished with a geometric stripe print, its a timeless piece that transitions seamlessly from workdays to weekend plans.