- 100% Silk - V-Neckline - Maxi Length - Draped - Relaxed Fit - Waisted - Batwing Sleeve - Lined - Tie Back - Crystal Embellishment - Custom Tassel Trim - Hand Embroidery - Beaded Embellishment The Sisi Society Long Kaftan With Waist Detail is a free-flowing silhouette beloved for its effortless drape and graceful movement. The print is inspired by the frescoes in the Bergl Rooms of Hofburg Palace in Vienna. A dreamlike landscape realised in lilac hues is glimpsed through ornate frames, lush botanicals, and painted coral birdlife.