Water-friendly sandal with leather upper featuring scalloped edging and heart cutouts Breathable leather lining and footbed Two buckle closures The Sun-San Sweetheart is a pretty sandal with heart-shape cutouts and scalloped edges. It’s fully adjustable with a buckled toe and ankle straps. As seen on many celebrities’ kids, the Sweetheart is a popular choice. The combination of comfort, durability and fashion make these a wear-anywhere sandal.