Sulma ankle strap flat shoe the flat sandal, sulma by nina shoes, blends graceful design with everyday practicality, making it a versatile addition to your wardrobe. Its sleek ankle strap and almond-shaped toe lend a refined silhouette, while the cushioned insole ensures lasting comfort. From casual outings to polished occasions, sulma is the perfect companion for a chic, comfortable look. For more styles, shop all shoes. Key features: shoe style: ankle-strap. Toe shape: almond. Closure: adjustable. Materials: man-made upper and synthetic lining. Insole: lightly cushioned. Outsole: composition leather sole.