- 100% Silk - V-Neckline - Maxi Length - Draped - Relaxed Fit - Batwing Sleeve - Unlined - Tie Back - Custom Tassel Trim - Crystal Embellishment The España Nirvana Long Kaftan With Waist Detail is a handcrafted silhouette designed by our in-house artisans. Created in an exclusive limited edition print, our silk long kaftan honours the feminine form with a v-neckline that cascades into a maxi length silhouette, shapeshifting with waist details that cinch and tie at the back with tassel details.